QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #769016 | #7781. Sheep Eat Wolves | Rubyonly# | AC ✓ | 307ms | 4016kb | C++23 | 1.7kb | 2024-11-21 15:46:01 | 2024-11-21 15:46:01 |
Judging History
answer
#include <cstdio>
#include <cstring>
#include <iostream>
#include <algorithm>
#include <map>
#include <queue>
#include <array>
using namespace std;
typedef long long ll;
inline int read() {
int x = 0, w = 1;
char ch = getchar();
for (; ch < '0' || ch > '9'; ch = getchar()) if (ch == '-') w = -1;
for (; ch >= '0' && ch <= '9'; ch = getchar()) x = x * 10 + ch - '0';
return x * w;
}
#define REP(i,l,r) for (auto i = l; i <= r; i ++)
#define REV(i,l,r) for (auto i = l; i >= r; i --)
int dp[110][110][2];
constexpr int INF = 5e8;
int chmin(int &a, int b) {
if (b < a) return a = b, 1;
return 0;
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int X0, Y0, p, q;
cin >> X0 >> Y0 >> p >> q;
REP(i, 0, 100) REP(j, 0, 100) REP(k, 0, 1) dp[i][j][k] = INF;
dp[0][0][0] = 0;
queue<array<int, 3>> qu;
qu.push({0, 0, 0});
while (qu.size()) {
auto [x, y, k] = qu.front();
qu.pop();
if (k == 0) {
REP(xx, 0, X0) {
REP(yy, 0, Y0) {
if (X0-xx && Y0-yy && (Y0-yy)-(X0-xx) > q) continue;
if (xx-x + yy-y > p) continue;
if (xx-x < 0 || yy-y < 0) continue;
if (chmin(dp[xx][yy][1], dp[x][y][0] + 1)) {
qu.push({xx, yy, 1});
}
}
}
}
else {
REP(xx, 0, X0) {
REP(yy, 0, Y0) {
if (xx && yy && yy-xx > q) continue;
if (x-xx + y-yy > p) continue;
if (x-xx < 0 || y-yy < 0) continue;
if (chmin(dp[xx][yy][0], dp[x][y][1] + 1)) {
qu.push({xx, yy, 0});
}
}
}
}
}
int ans = INF;
REP(y, 0, Y0) {
chmin(ans, dp[X0][y][1]);
}
if (ans < INF)
cout << ans << "\n";
else cout << -1 << "\n";
return 0;
}
这程序好像有点Bug，我给组数据试试？
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3904kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3696kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3588kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3708kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3940kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 11ms
memory: 3640kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 14ms
memory: 3948kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 17ms
memory: 3644kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 17ms
memory: 3712kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 23ms
memory: 3948kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 27ms
memory: 3648kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 30ms
memory: 3912kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 2ms
memory: 3676kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 99ms
memory: 3648kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 60ms
memory: 3684kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 140ms
memory: 3616kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 178ms
memory: 3952kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 274ms
memory: 3948kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 272ms
memory: 3708kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 33ms
memory: 3636kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 122ms
memory: 3960kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 133ms
memory: 3664kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 24ms
memory: 3644kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 154ms
memory: 3716kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 150ms
memory: 3676kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 236ms
memory: 3744kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 192ms
memory: 3672kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 285ms
memory: 3708kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 289ms
memory: 3772kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 307ms
memory: 3704kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 289ms
memory: 3712kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 288ms
memory: 3936kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 288ms
memory: 4016kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 148ms
memory: 3920kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 0ms
memory: 3908kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 28ms
memory: 3644kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 1ms
memory: 3680kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 92ms
memory: 3960kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 34ms
memory: 3660kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 22ms
memory: 3584kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3588kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 11ms
memory: 3944kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 13ms
memory: 3704kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 132ms
memory: 3732kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed