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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#278725 | #7880. Streak Manipulation | ucup-team173# | AC ✓ | 172ms | 23172kb | C++17 | 1.6kb | 2023-12-07 19:42:55 | 2023-12-07 19:42:55 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define int ll
#define pb push_back
#define Mp make_pair
#define SZ(x) (int((x).size()))
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
constexpr int N = 200100;
int n, m, k, sum[N];
string s; vi p0;
bool chk(int lim) {
vector<vi> f(n + 1, vi(k + 1, 1e9));
vi g(k + 1, 1e9);
f[0][0] = 0;
int t = 0;
for(int i = 1, lst = 0; i <= n; i++) if(s[i] == '0') {
for(int j = 0; j <= k; j++)
f[i][j] = min(f[i][j], f[lst][j]);
lst = i;
while(t < SZ(p0) && i - lim - 1 >= p0[t]) {
int p = p0[t];
for(int j = 0; j <= k; j++) {
g[j] = min(g[j], f[p][j] - sum[p]);
}
t++;
}
for(int j = 0; j <= k; j++) {
if(j) f[i][j] = min(f[i][j], g[j - 1] + sum[i - 1]);
else f[i][j] = 0;
}
if(f[i][k] <= m) return true;
}
return false;
}
void solve() {
cin >> n >> m >> k >> s;
s = '0' + s + '0';
n++;
for(int i = 0; i <= n; i++)
if(s[i] == '0') p0.pb(i);
sum[0] = 1;
for(int i = 1; i <= n; i++)
sum[i] = sum[i - 1] + (s[i] == '0');
// chk(1);
int lo = 1, hi = n, mid;
while(lo < hi) {
mid = (lo + hi + 1) / 2;
if(chk(mid)) lo = mid;
else hi = mid - 1;
}
if(chk(lo)) cout << lo << '\n';
else cout << "-1\n";
}
signed main() {
ios::sync_with_stdio(false), cin.tie(0), cout.tie(0);
int t = 1;
// cin >> t;
while(t--) solve();
return 0;
}
这程序好像有点Bug,我给组数据试试?
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3580kb
input:
8 3 2 10110110
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
12 3 3 100100010011
output:
2
result:
ok 1 number(s): "2"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
4 4 4 0000
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3748kb
input:
1000 200 5 0001001000101001110010011001101010110101101100010100111110111111010010001100100111100101011100011101011001110010111100100100011001010011000100011111010110100001101110101001110000001000111010000111110100111101100110011010011111000111101001010011000111010111010100101111100000100001011001010...
output:
99
result:
ok 1 number(s): "99"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3752kb
input:
1000 200 5 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
40
result:
ok 1 number(s): "40"
Test #6:
score: 0
Accepted
time: 1ms
memory: 3744kb
input:
1000 200 5 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
-1
result:
ok 1 number(s): "-1"
Test #7:
score: 0
Accepted
time: 134ms
memory: 20604kb
input:
200000 5 3 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
2
result:
ok 1 number(s): "2"
Test #8:
score: 0
Accepted
time: 128ms
memory: 17112kb
input:
200000 5 2 0001010000000000000000010011000001000000000000000001100000000001000000000000010011000010000000000110000010000010000100000000001001010000011000100000000001001000000000011110000100000011000000100110100110001011000000000000000000000000110001000000100000011100010011010001010010010100000000000...
output:
13
result:
ok 1 number(s): "13"
Test #9:
score: 0
Accepted
time: 163ms
memory: 23172kb
input:
200000 5 5 0001100001100000001011100010111101100100110001000011001011111101110100000000000111101001110100010101010100110100100011001100000010110111110010111011110100100101011001100101001010110100011101011001000101011110110010001011111101011101011010101101010001111110101001001110000000000010101001001...
output:
17
result:
ok 1 number(s): "17"
Test #10:
score: 0
Accepted
time: 136ms
memory: 22820kb
input:
200000 5 5 1011101011100110010111011011101110111111101111110111101111011110110111111101111011110101101110001100111110010101111011111101111111111111110110111111111011111111111111111111111111011100101111001110011100111100001111111111110101111011110010111001101111111111110110010101100111111111111111011...
output:
45
result:
ok 1 number(s): "45"
Test #11:
score: 0
Accepted
time: 113ms
memory: 19132kb
input:
200000 5 4 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
24879
result:
ok 1 number(s): "24879"
Test #12:
score: 0
Accepted
time: 159ms
memory: 22900kb
input:
200000 5 5 1010101010010101001010100101011010110010100101000010100101010101001010110101010101010101101010110101010101010101011001010101010101010101011001010101010100010101010010101000101001010101010110010101010110101101010111101010110101010101010010101010110111010010110111011010101010101110111001101...
output:
9
result:
ok 1 number(s): "9"
Test #13:
score: 0
Accepted
time: 113ms
memory: 16740kb
input:
200000 5 1 1001001011010101010101010101110101010100101001001010101101110101011010110101010110101010101011010101010101010010101010101000100110111110101101010101101011010101010101011010101010101010101010010101010101010110101001010101010101010110101010101010101011011010001010101011010101010101010101001...
output:
20
result:
ok 1 number(s): "20"
Test #14:
score: 0
Accepted
time: 150ms
memory: 22888kb
input:
200000 5 5 0001000000001111111100001000000000111100000111111100000000000011111000011110000000111001111100110000000000000000110000000000000000000011111111100000000111001111111111100000000011100000000010000111100111110000000111111110001111110111001100111111111001011111110111000111111111111111111111111...
output:
50
result:
ok 1 number(s): "50"
Test #15:
score: 0
Accepted
time: 127ms
memory: 19460kb
input:
200000 5 4 0111111111111111111101100000111111100101011111110000000111111110010011111111111101111111110000001001111111111111111110001111111111111111111111111111111111111111111101110110000000000111111111111001101111111111010000111111110000011000111100001111111110101111111101100000011101000111111111111...
output:
90
result:
ok 1 number(s): "90"
Test #16:
score: 0
Accepted
time: 140ms
memory: 20300kb
input:
200000 5 4 0000100000110000000111100000000000111111100011111110001001110000000000001000000001100000011110000000010000000000011110000111111111101110000000100000000111100000011000011111001001000000000011000100000000000000001110000001000010000000000011111000000000000000000100000000011000000000000000000...
output:
22
result:
ok 1 number(s): "22"
Test #17:
score: 0
Accepted
time: 147ms
memory: 20572kb
input:
200000 170 3 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
57
result:
ok 1 number(s): "57"
Test #18:
score: 0
Accepted
time: 152ms
memory: 17284kb
input:
200000 170 2 00000000000000011000001010110010100000001010100001010010100011010110101100010100100010000001010000010000001000001010111100000101000110010000000010100000000100100010000000000110001000000001000101000010100000000000010100101100100011000100100000000010000101001010000000010000110000000000000...
output:
143
result:
ok 1 number(s): "143"
Test #19:
score: 0
Accepted
time: 159ms
memory: 23096kb
input:
200000 170 5 00000000110010110001010110100010110110100111110011111010101001111011101011111011101010100000001100110100000011000110001100000111011111001011001101011111111011101010100111001100011010100100001100010000001010010101011100001010111100011100101110111001110101011011100011100010010011001000100...
output:
107
result:
ok 1 number(s): "107"
Test #20:
score: 0
Accepted
time: 142ms
memory: 22824kb
input:
200000 170 5 10110010111110111011101101110111110111111011111110011111010111111111010100111001010111111111111001111011011011111111101011111011111111111010111111100111001001111100010111111001111011111011101100101110010101111101101011111101110011111110010001111101101101011110110111011111101010010111111...
output:
225
result:
ok 1 number(s): "225"
Test #21:
score: 0
Accepted
time: 92ms
memory: 18968kb
input:
200000 170 4 11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
44639
result:
ok 1 number(s): "44639"
Test #22:
score: 0
Accepted
time: 134ms
memory: 22968kb
input:
200000 170 5 10101011010101100101010101000101010110010101010010101001010101101001010110101001010010101010101010101011010101010010100101101110101010101001010101101100101010101101011010101010101010100110101110110101101100100101010101000110101010101001010101111010101010101000100101010101010101010101010...
output:
85
result:
ok 1 number(s): "85"
Test #23:
score: 0
Accepted
time: 126ms
memory: 16732kb
input:
200000 170 1 00101101010101011010101101010100100100110111110010100100110110101010100110101010011010101011101001101010101011101010010101010100101100101010110101001010101101101010101010001010010110100010110101010110101110101001010010010101101010100010101011001010101000010101110010110101010101101101010...
output:
371
result:
ok 1 number(s): "371"
Test #24:
score: 0
Accepted
time: 139ms
memory: 22920kb
input:
200000 170 5 00111111100111111100000000011100111000000001110000000000101111111110000111111000000001111111111111111100010000111000000001111101111110001111000001111100000000111111100011111111111111111111110110000000000111111111111111100000001111111111111110000111111011111000001111111111100001111111100...
output:
174
result:
ok 1 number(s): "174"
Test #25:
score: 0
Accepted
time: 137ms
memory: 19540kb
input:
200000 170 4 00100101111111111110000111111000001111111111111111111111001000011111111001110011111111111100001111111111111110111111111111111111111111011110001111100111111111111111111111111111011101111111111110011111111111111000011101111101101111100001111111111111111011110001111111111111001111111000001...
output:
342
result:
ok 1 number(s): "342"
Test #26:
score: 0
Accepted
time: 152ms
memory: 20504kb
input:
200000 170 4 00000111111111000000010000000000111000100110000000110000000000011000000111100000000110000000000000011100000000000111111100000010010000001000000000000000000000000000000000000000000011000110000000000000010000000000000000000000000000000000011100000000110000000000010000000000000000111111000...
output:
98
result:
ok 1 number(s): "98"
Test #27:
score: 0
Accepted
time: 129ms
memory: 20552kb
input:
200000 5780 3 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
1928
result:
ok 1 number(s): "1928"
Test #28:
score: 0
Accepted
time: 144ms
memory: 17128kb
input:
200000 5780 2 0000001000000000011010000000000000100110101010000011011010000000000100011001001001001010100010100001100100000000010010010000000000000001010001001000000011000001000110000000000001001000110110010100001001110010000000010010000100011000001010110000001001000001010001000000100011000000100000...
output:
3962
result:
ok 1 number(s): "3962"
Test #29:
score: 0
Accepted
time: 152ms
memory: 23040kb
input:
200000 5780 5 1110111001110010111101101000110001011010111111011011110101000101010001101110111111001100001011110010110000011011110100110100011001010110010011000011110101011101000111001111001000001001101001111001110000011001010001110101011000010101000011001011000010110010001001010111010111001001011101...
output:
2436
result:
ok 1 number(s): "2436"
Test #30:
score: 0
Accepted
time: 130ms
memory: 22456kb
input:
200000 5780 5 1101110011001101101110011100111101101111001011111101010101111100111010111111101111111101011110100111001111111110110111101100111111111111111111111011011111110101111111001111111110110111011111111111110001110101111110011111111100110010101111110111010111110110110110011101111110111101111111...
output:
4936
result:
ok 1 number(s): "4936"
Test #31:
score: 0
Accepted
time: 102ms
memory: 19128kb
input:
200000 5780 4 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
36897
result:
ok 1 number(s): "36897"
Test #32:
score: 0
Accepted
time: 120ms
memory: 23120kb
input:
200000 5780 5 1101011101010101010101010101010101011010101010101101010110101010110101010101101101010100111001010101010101000101010010100010100101010101010100101101010101011011001001101011011010101011001001001010110110101010101010100010110110100011010010101101010010101010101011010101010101010101011010...
output:
2372
result:
ok 1 number(s): "2372"
Test #33:
score: 0
Accepted
time: 107ms
memory: 16740kb
input:
200000 5780 1 1010101101010100111010101011110010110101010111010101010101010101101000101011001010110101011010101111101101000010100100101101010101001001010110010101001010011010101010101110101000110101010101010101011010100110101010100101010101101001011011010100100110100100101010101001010101010110101101...
output:
11661
result:
ok 1 number(s): "11661"
Test #34:
score: 0
Accepted
time: 156ms
memory: 23000kb
input:
200000 5780 5 0000111110001111111111111111111000000111111111100000000011111111111100011100011100000000000000000111000001111110000000111111110000000011100001111111111111100000000000000011100000001100011111011110100011111001111111110000000001111110011111111111111111001110000000000000000001000000000000...
output:
2622
result:
ok 1 number(s): "2622"
Test #35:
score: 0
Accepted
time: 102ms
memory: 19676kb
input:
200000 5780 4 1111111000100111111111111101001101111111111110111111100001101111100010101111110001111111111110011111111111111111110011111111100011110001111101111111111111111111111111111111111110011111111110000001100011111111111111111111111111111111101111111111111000001111111111111111110011011111110000...
output:
6266
result:
ok 1 number(s): "6266"
Test #36:
score: 0
Accepted
time: 145ms
memory: 20320kb
input:
200000 5780 4 0000000000010000101111110001000001111111000000001100000000101111111111011101111110011111000000000011110000000000000000001000110000000000000000000000000000111001111100000000000000100000010000000000001100000000001111111100000000000111100100000111000001100000000000010000000010000011110000...
output:
2083
result:
ok 1 number(s): "2083"
Test #37:
score: 0
Accepted
time: 142ms
memory: 20772kb
input:
200000 196520 3 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
65514
result:
ok 1 number(s): "65514"
Test #38:
score: 0
Accepted
time: 118ms
memory: 17140kb
input:
200000 196520 2 00101100000000000100000000110000000000000010110010000000100000001001001000000000000000010100101000000101000000100000000000001010100011000100000100000000000001001000000000011100010010001000001000100100000000000101000100001100000000000000110000000000000000010000000000100000000001101000...
output:
99999
result:
ok 1 number(s): "99999"
Test #39:
score: 0
Accepted
time: 172ms
memory: 22892kb
input:
200000 196520 5 01101011111001100101110100100001001101001111101101001000101011111100011000001100001001001101111001100000110100010001100110001001111010011110101010010000111101001000101110001111010010001110100101110100011001111110000111001011001101011000101010100101011001000111100001001101100010100101...
output:
39998
result:
ok 1 number(s): "39998"
Test #40:
score: 0
Accepted
time: 158ms
memory: 22628kb
input:
200000 196520 5 11111011110001111110111110110110011011111010011111010111001111101000101011111111101111110110111111111111111111001010111111000111111111110111101011111001101111110110001111101011101101110011110010111010110011110111111011011000010100111011101101110111111001000000110111111100011011001100...
output:
39998
result:
ok 1 number(s): "39998"
Test #41:
score: 0
Accepted
time: 103ms
memory: 19112kb
input:
200000 196520 4 11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
41481
result:
ok 1 number(s): "41481"
Test #42:
score: 0
Accepted
time: 135ms
memory: 22872kb
input:
200000 196520 5 10101101101010110101011101010100101010101010100101010100110101010010101000101010101010101010110101010101001101010110101101010101010110101100010101010101010101010101010101011010010101010100100101010101001010101010100100111001101010101101010100101011101010101010101010101010101010101010...
output:
39998
result:
ok 1 number(s): "39998"
Test #43:
score: 0
Accepted
time: 108ms
memory: 16740kb
input:
200000 196520 1 01010010101010001101010101010101010101001010100110110101010101010010110100101010101101010101010101010011011101010100110101101011101010101101010110101001010101011101011010100101001010101011010101001101010110101011011010101010100101010101001010110101010101101010101010100101010101001010...
output:
200000
result:
ok 1 number(s): "200000"
Test #44:
score: 0
Accepted
time: 163ms
memory: 22880kb
input:
200000 196520 5 00001111101000111111011110011111100111000000000000000000111111000000000000011110000000000000000011111110000011100011000000000111001111111000000001001111010100001111111111111101111100000000000001100000000000111000011111111110001111111110000000000011100000000000100011111111110000001110...
output:
39995
result:
ok 1 number(s): "39995"
Test #45:
score: 0
Accepted
time: 138ms
memory: 19472kb
input:
200000 196520 4 01110000001001111111000000011001000000011111111111001100000001000000110000111111111111110011111111111000000000001111111111011111111111111111110011111111000001000011111111111111111011111100111101111111111111111111111111001111001011100111100111111111111110111001111100011111100001111111...
output:
49993
result:
ok 1 number(s): "49993"
Test #46:
score: 0
Accepted
time: 146ms
memory: 20308kb
input:
200000 196520 4 01000000001100000001100000000000000000011000001011110000000000001000000110000000000000000000000000000000000000000010000111111110000000011100000000000011000000000000001101100000000000000000000000000000000111110000000000000000000011111000000000110100000000111110000001111111111111000000...
output:
49998
result:
ok 1 number(s): "49998"
Extra Test:
score: 0
Extra Test Passed