QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #280068 | #7781. Sheep Eat Wolves | ucup-team1069# | AC ✓ | 15ms | 4212kb | C++23 | 1.2kb | 2023-12-09 13:42:28 | 2024-10-14 07:46:19 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
typedef long long ll;
const int N = 1e6 + 2;
int W, S, p, q;
int was[2][200][200], d[2][200][200];
bool ok(int w, int s) {
if (s == 0) return 1;
return (w - s) <= q;
}
int main() {
cin >> S >> W >> p >> q;
queue<pair<pair<int, int>, int>> qu;
qu.push({{W, S}, 0});
d[0][W][S] = 0;
was[0][W][S] = 1;
while (sz(qu) > 0) {
auto kek = qu.front();
qu.pop();
int w = kek.F.F, s = kek.F.S, c = kek.S;
if (c == 1 && s == S) {
cout << d[c][w][s];
return 0;
}
for (int a = 0; a <= w; ++a) {
for (int b = 0; b <= s && b + a <= p; ++b) {
if (was[c ^ 1][W - w + a][S - s + b]) continue;
if (ok(w - a, s - b)) {
qu.push({{W - w + a, S - s + b}, c ^ 1});
was[c ^ 1][W - w + a][S - s + b] = 1;
d[c ^ 1][W - w + a][S - s + b] = d[c][w][s] + 1;
}
}
}
}
cout << -1;
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: 0ms
memory: 3508kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3816kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3836kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3768kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 1ms
memory: 3792kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 1ms
memory: 4020kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 1ms
memory: 3792kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 1ms
memory: 3800kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 1ms
memory: 3808kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 1ms
memory: 3804kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 0ms
memory: 3800kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 2ms
memory: 3856kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 0ms
memory: 4108kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 2ms
memory: 3872kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 2ms
memory: 3856kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 2ms
memory: 3924kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 2ms
memory: 3856kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 1ms
memory: 3824kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 4ms
memory: 3868kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 6ms
memory: 3964kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 1ms
memory: 3892kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 12ms
memory: 3944kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 12ms
memory: 3936kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 12ms
memory: 3936kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 15ms
memory: 3916kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 13ms
memory: 3980kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 14ms
memory: 4204kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 13ms
memory: 4200kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 13ms
memory: 4212kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 13ms
memory: 3972kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 13ms
memory: 4200kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 0ms
memory: 3500kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 1ms
memory: 3844kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 0ms
memory: 3524kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 3ms
memory: 3820kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 1ms
memory: 3864kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 3ms
memory: 3912kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed