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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
#665539#7781. Sheep Eat WolvesKIRITO1211AC ✓361ms146296kbC++172.1kb2024-10-22 13:56:342024-10-22 13:56:34

Judging History

你现在查看的是最新测评结果

  • [2024-10-22 13:56:34]
  • 评测
  • 测评结果:AC
  • 用时:361ms
  • 内存:146296kb
  • [2024-10-22 13:56:34]
  • 提交

answer

#pragma GCC optimize("Ofast")
#pragma GCC optimize("O3,unroll-loops")
//#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#include <bits/stdc++.h>
#define int long long
using ll = long long;
using i64 = long long;
const int mod = 1e9 + 7;
// #define DEBUG

// 线段树合并信息

using viii = std::vector<std::vector<std::vector<int> > >;
using vii = std::vector<std::vector<int> >;

void solve() {
    int x,y,p,q;std::cin>>x>>y>>p>>q;
    viii dp(x + 2, vii(y + 2, std::vector<int>(2, 1e18)));

    dp[x][y][0] = 0;

    viii vis(x + 2, vii(y + 2, std::vector<int>(2, 0)));

    std::queue<std::tuple<int, int, int> > qq;
    qq.push({x, y, 0});

    while(!qq.empty()){
        auto [xx, yy, st] = qq.front();
        qq.pop();
        if(vis[xx][yy][st]) continue;
        vis[xx][yy][st] = 1;
        //std::cerr<<xx<<yy<<st<<'\n';
        for(int i = 0;i <= x;i++){
            for(int j = 0;j <= y;j++){
                if(st == 0){
                    if(i > xx || j > yy) continue;
                    if((j > i + q && i != 0)||( xx - i + yy - j > p))continue;
                    dp[i][j][1] = std::min(dp[i][j][1], dp[xx][yy][st] + 1);
                    qq.push({i, j, 1});
                }
                else{
                    if(i < xx || j < yy) continue;
                    if((y - j> x - i + q && x - i != 0)|| (i - xx + j - yy > p))continue;
                    dp[i][j][0] = std::min(dp[i][j][0], dp[xx][yy][st] + 1);
                    qq.push({i, j, 0});
                }
            }
        }
    }

    int ans = 1e18;
    for(int j = 0;j <= y;j++){
        ans = std::min(ans, dp[0][j][0]);
        ans = std::min(ans, dp[0][j][1]);
    }

    std::cout<<(ans == 1e18 ? -1 : ans)<<'\n';
    

}

signed main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(0);
    std::cout<<std::fixed<<std::setprecision(10);
    int t = 1;
    // int res = 0;
    // for(int i = 1;i <= 1145;i++) res |= i;
    // std::cerr<<res<<'\n';
    //std::cin>>t;
    while (t--) {
        solve();
    }
    return 0;
}

这程序好像有点Bug,我给组数据试试?

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3620kb

input:

4 4 3 1

output:

3

result:

ok 1 number(s): "3"

Test #2:

score: 0
Accepted
time: 0ms
memory: 3768kb

input:

3 5 2 0

output:

5

result:

ok 1 number(s): "5"

Test #3:

score: 0
Accepted
time: 0ms
memory: 3516kb

input:

2 5 1 1

output:

-1

result:

ok 1 number(s): "-1"

Test #4:

score: 0
Accepted
time: 0ms
memory: 3764kb

input:

1 1 1 0

output:

1

result:

ok 1 number(s): "1"

Test #5:

score: 0
Accepted
time: 0ms
memory: 3556kb

input:

3 3 1 1

output:

7

result:

ok 1 number(s): "7"

Test #6:

score: 0
Accepted
time: 0ms
memory: 3472kb

input:

3 3 2 1

output:

3

result:

ok 1 number(s): "3"

Test #7:

score: 0
Accepted
time: 0ms
memory: 3568kb

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: 0ms
memory: 3776kb

input:

18 40 16 7

output:

5

result:

ok 1 number(s): "5"

Test #10:

score: 0
Accepted
time: 8ms
memory: 3984kb

input:

60 60 8 1

output:

27

result:

ok 1 number(s): "27"

Test #11:

score: 0
Accepted
time: 10ms
memory: 4012kb

input:

60 60 8 4

output:

27

result:

ok 1 number(s): "27"

Test #12:

score: 0
Accepted
time: 13ms
memory: 4172kb

input:

60 60 8 8

output:

25

result:

ok 1 number(s): "25"

Test #13:

score: 0
Accepted
time: 13ms
memory: 4376kb

input:

60 60 16 1

output:

13

result:

ok 1 number(s): "13"

Test #14:

score: 0
Accepted
time: 13ms
memory: 4784kb

input:

60 60 16 8

output:

11

result:

ok 1 number(s): "11"

Test #15:

score: 0
Accepted
time: 23ms
memory: 5600kb

input:

60 60 16 16

output:

11

result:

ok 1 number(s): "11"

Test #16:

score: 0
Accepted
time: 27ms
memory: 5756kb

input:

60 60 16 24

output:

9

result:

ok 1 number(s): "9"

Test #17:

score: 0
Accepted
time: 3ms
memory: 3724kb

input:

75 15 1 1

output:

175

result:

ok 1 number(s): "175"

Test #18:

score: 0
Accepted
time: 0ms
memory: 4076kb

input:

50 100 1 0

output:

-1

result:

ok 1 number(s): "-1"

Test #19:

score: 0
Accepted
time: 73ms
memory: 5044kb

input:

100 100 10 10

output:

35

result:

ok 1 number(s): "35"

Test #20:

score: 0
Accepted
time: 36ms
memory: 4816kb

input:

100 100 10 1

output:

37

result:

ok 1 number(s): "37"

Test #21:

score: 0
Accepted
time: 97ms
memory: 5212kb

input:

100 100 10 20

output:

33

result:

ok 1 number(s): "33"

Test #22:

score: 0
Accepted
time: 120ms
memory: 5264kb

input:

100 100 10 30

output:

31

result:

ok 1 number(s): "31"

Test #23:

score: 0
Accepted
time: 180ms
memory: 6008kb

input:

100 100 10 80

output:

21

result:

ok 1 number(s): "21"

Test #24:

score: 0
Accepted
time: 163ms
memory: 4700kb

input:

100 100 1 100

output:

199

result:

ok 1 number(s): "199"

Test #25:

score: 0
Accepted
time: 18ms
memory: 4960kb

input:

100 100 5 0

output:

95

result:

ok 1 number(s): "95"

Test #26:

score: 0
Accepted
time: 85ms
memory: 6600kb

input:

100 100 25 3

output:

13

result:

ok 1 number(s): "13"

Test #27:

score: 0
Accepted
time: 97ms
memory: 8744kb

input:

100 100 30 4

output:

11

result:

ok 1 number(s): "11"

Test #28:

score: 0
Accepted
time: 16ms
memory: 4736kb

input:

95 100 3 3

output:

125

result:

ok 1 number(s): "125"

Test #29:

score: 0
Accepted
time: 126ms
memory: 30364kb

input:

98 99 50 6

output:

5

result:

ok 1 number(s): "5"

Test #30:

score: 0
Accepted
time: 118ms
memory: 19392kb

input:

100 100 45 4

output:

7

result:

ok 1 number(s): "7"

Test #31:

score: 0
Accepted
time: 231ms
memory: 56276kb

input:

100 100 40 39

output:

7

result:

ok 1 number(s): "7"

Test #32:

score: 0
Accepted
time: 187ms
memory: 46716kb

input:

100 100 45 19

output:

7

result:

ok 1 number(s): "7"

Test #33:

score: 0
Accepted
time: 340ms
memory: 145056kb

input:

100 100 49 99

output:

5

result:

ok 1 number(s): "5"

Test #34:

score: 0
Accepted
time: 349ms
memory: 145036kb

input:

100 100 49 100

output:

5

result:

ok 1 number(s): "5"

Test #35:

score: 0
Accepted
time: 344ms
memory: 145124kb

input:

100 100 49 98

output:

5

result:

ok 1 number(s): "5"

Test #36:

score: 0
Accepted
time: 347ms
memory: 146296kb

input:

100 100 49 97

output:

5

result:

ok 1 number(s): "5"

Test #37:

score: 0
Accepted
time: 361ms
memory: 145016kb

input:

100 100 49 96

output:

5

result:

ok 1 number(s): "5"

Test #38:

score: 0
Accepted
time: 350ms
memory: 145464kb

input:

100 100 49 95

output:

5

result:

ok 1 number(s): "5"

Test #39:

score: 0
Accepted
time: 172ms
memory: 141760kb

input:

100 100 100 0

output:

1

result:

ok 1 number(s): "1"

Test #40:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

1 100 1 0

output:

1

result:

ok 1 number(s): "1"

Test #41:

score: 0
Accepted
time: 19ms
memory: 4804kb

input:

90 100 5 5

output:

87

result:

ok 1 number(s): "87"

Test #42:

score: 0
Accepted
time: 1ms
memory: 3548kb

input:

100 1 1 0

output:

199

result:

ok 1 number(s): "199"

Test #43:

score: 0
Accepted
time: 79ms
memory: 12620kb

input:

94 61 22 35

output:

9

result:

ok 1 number(s): "9"

Test #44:

score: 0
Accepted
time: 23ms
memory: 5148kb

input:

61 92 36 6

output:

7

result:

ok 1 number(s): "7"

Test #45:

score: 0
Accepted
time: 15ms
memory: 4356kb

input:

73 89 12 4

output:

57

result:

ok 1 number(s): "57"

Test #46:

score: 0
Accepted
time: 1ms
memory: 4484kb

input:

71 80 4 3

output:

-1

result:

ok 1 number(s): "-1"

Test #47:

score: 0
Accepted
time: 11ms
memory: 4008kb

input:

44 75 2 31

output:

85

result:

ok 1 number(s): "85"

Test #48:

score: 0
Accepted
time: 10ms
memory: 4008kb

input:

48 62 5 18

output:

35

result:

ok 1 number(s): "35"

Test #49:

score: 0
Accepted
time: 104ms
memory: 11612kb

input:

73 100 22 49

output:

9

result:

ok 1 number(s): "9"

Extra Test:

score: 0
Extra Test Passed