QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #642386 | #7781. Sheep Eat Wolves | zhangboju | AC ✓ | 52ms | 14860kb | C++14 | 1.8kb | 2024-10-15 13:44:11 | 2024-10-15 13:44:11 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
constexpr int N = 105;
int X, Y, P, Q;
bool vis[N][N][N][2];
int f[N][N][N][2];
int dfs(int x, int y, int xx, int cur) {
int yy = X + Y - x - y - xx;
if (x == 0) return 0;
if ((cur == 0 && yy > xx + Q && xx > 0) || (cur == 1 && y > x + Q && x > 0)) {
return -1;
}
if (vis[x][y][xx][cur]) {
return f[x][y][xx][cur];
}
vis[x][y][xx][cur] = 1;
f[x][y][xx][cur] = 1e9;
int minx = 1e9;
if (cur == 0) {
for (int j = 0; j <= y; j++) {
for (int i = 0; i <= x && i + j <= P; i++) {
// if (i == 0 && j == 0) continue;
int t = dfs(x - i, y - j, xx + i, cur ^ 1);
// if (x == 2 && y == 3) {
// cerr << "asfhjsdfhjsd23 "<< i << " " << j << " " << t << endl;
// }
if (t == -1) continue;
minx = min(minx, t + 1);
// if (minx == t + 1) {
// cerr << x << " " << y << " " << xx << " " << i << " " << j << " " << t << endl;
// }
}
}
}
else {
for (int i = 0; i <= 0; i++) {
for (int j = 0; j <= yy && i + j <= P; j++) {
// if (i == 0 && j == 0) continue;
int t = dfs(x + i, y + j, xx - i, cur ^ 1);
// if (x == 2 && y == 2) {
// cerr << "fsdjfghdjghdj22" << i << " " << j << " " << t << endl;
// }
if (t == -1) continue;
minx = min(minx, t + 1);
// if (minx == t + 1) {
// cerr << x << " " << y << " " << xx << " " << i << " " << j << " " << t << endl;
// }
}
}
}
return f[x][y][xx][cur] = (minx < 1e9 ? minx : -1);
}
int main() {
cin >> X >> Y >> P >> Q;
cout << dfs(X, Y, 0, 0) << endl;
}
这程序好像有点Bug，我给组数据试试？
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3660kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 1ms
memory: 3672kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3568kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 1ms
memory: 5568kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 1ms
memory: 3808kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 5880kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 1ms
memory: 6092kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 2ms
memory: 8424kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 3ms
memory: 8812kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 3ms
memory: 10544kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 3ms
memory: 8980kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 2ms
memory: 10876kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 0ms
memory: 9188kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 2ms
memory: 10860kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 0ms
memory: 10480kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 1ms
memory: 5588kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 0ms
memory: 14520kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 0ms
memory: 14396kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 6ms
memory: 13480kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 3ms
memory: 13780kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 9ms
memory: 14764kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 0ms
memory: 14580kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 0ms
memory: 12592kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 7ms
memory: 13620kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 8ms
memory: 13884kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 0ms
memory: 12508kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 26ms
memory: 14160kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 14ms
memory: 14284kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 27ms
memory: 14400kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 26ms
memory: 14424kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 48ms
memory: 14436kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 49ms
memory: 14780kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 49ms
memory: 14860kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 52ms
memory: 14708kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 47ms
memory: 14712kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 42ms
memory: 14664kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 49ms
memory: 14504kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 1ms
memory: 3504kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 0ms
memory: 12512kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 0ms
memory: 12156kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 7ms
memory: 13728kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 6ms
memory: 9600kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 0ms
memory: 10576kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 1ms
memory: 5736kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 2ms
memory: 8388kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 0ms
memory: 8588kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 4ms
memory: 12112kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed