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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#858999 | #9677. 基础博弈练习题 | xcyyyyy | 20 | 418ms | 101912kb | C++14 | 1.4kb | 2025-01-17 11:58:46 | 2025-01-17 11:58:48 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define N 1000005
int n,m,k,a[N],b[N];
vector<int> G[N],F[N];
namespace sol1{
bool f[3005][3005],vis[N];
void dfs(int i,int u){
for(int v:F[u]){
if(f[i][v])continue;
f[i][v]=1;
dfs(i,v);
}
}
void work(){
for(int i=k;i;i--){
for(int t=1;t<=n;t++)if(!f[i+1][t]&&a[t]==b[i])
dfs(i,t);
}
for(int s=1;s<=n;s++){
bool fg=false;
for(int i=1;i<=k;i++)if(f[i][s]){
fg=true;
printf("%d ",i-1);
break;
}
if(!fg)printf("-1 ");
}
}
}
namespace sol2{
int mn[N],ans[N],g[N];
void work(){
for(int i=1;i<=n;i++)mn[i]=1e9,g[i]=1;
// for(int v:G[1])cout<<v<<" ";puts("");
for(int u=n;u;u--){
for(int v:G[u])mn[u]=min({mn[u],a[v],mn[v]});
for(int v:G[u]){
if(mn[v]==mn[u])g[u]=min(g[u],g[v]);
if(a[v]==mn[u]){
if(mn[u]+1==mn[v])g[u]=min(g[u],ans[v]);
else if(mn[u]!=mn[v]) g[u]=0;
}
}
ans[u]=!g[u];
}
// for(int i=1;i<=n;i++)
// printf("%d ",mn[i]);puts("");
// cout<<ans[2]<<endl;
// puts("");
// cout<<ans[3]<<endl;
for(int i=1;i<=n;i++)
printf("%d ",mn[i]==1e9?-1:(!ans[i])+mn[i]-1);
}
}
int main(){
// freopen("ans.in","r",stdin);
scanf("%d%d%d",&n,&m,&k);
for(int i=1;i<=n;i++)scanf("%d",&a[i]);
for(int i=1;i<=k;i++)scanf("%d",&b[i]);
for(int i=1,u,v;i<=m;i++)scanf("%d%d",&u,&v),G[u].push_back(v),F[v].push_back(u);
if(n<=3000)sol1::work();
else sol2::work();
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 10
Accepted
Test #1:
score: 10
Accepted
time: 8ms
memory: 55120kb
input:
83 93 13 8 9 10 7 7 7 6 3 1 10 6 2 5 7 1 3 4 2 1 10 7 4 8 9 2 2 1 9 2 5 1 7 8 6 1 9 9 10 4 1 2 9 2 3 4 2 9 10 8 1 4 1 8 4 1 4 4 7 4 8 2 9 2 5 2 2 3 3 8 5 2 9 3 10 8 8 1 6 6 1 6 7 10 7 5 10 3 2 2 7 4 8 7 6 6 5 56 36 33 41 32 62 37 7 6 53 41 13 9 36 44 77 38 62 76 16 72 5 40 13 55 60 5 78 72 45 13 44 ...
output:
0 -1 -1 -1 2 0 -1 7 0 -1 3 -1 0 0 1 -1 0 -1 0 0 -1 0 -1 2 -1 -1 -1 -1 -1 -1 0 0 0 -1 0 -1 3 0 0 0 0 0 -1 -1 -1 -1 0 0 0 -1 0 0 3 0 0 0 -1 -1 3 -1 0 0 0 0 0 8 -1 -1 1 -1 -1 0 3 4 -1 3 -1 3 -1 0 0 0 -1
result:
ok 83 numbers
Test #2:
score: 10
Accepted
time: 4ms
memory: 55116kb
input:
95 33 40 1 1 1 1 3 3 1 1 2 1 1 2 3 3 2 2 2 1 2 3 1 2 1 2 2 1 2 2 3 3 1 1 2 3 1 2 1 3 2 1 1 1 3 2 1 1 1 2 3 2 3 1 1 3 2 3 1 2 1 3 1 2 1 1 1 1 2 1 2 3 1 1 3 3 2 1 3 3 3 1 2 3 1 2 2 1 3 2 1 1 1 2 2 3 1 2 2 3 1 3 3 2 3 3 2 2 2 2 1 1 1 1 2 1 1 1 1 1 2 3 1 3 2 2 3 1 3 3 1 2 2 3 2 1 3 11 95 57 80 22 89 56 ...
output:
2 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 3 -1 -1 -1 -1 -1 -1 -1 3 -1 3 -1 -1 0 -1 3 3 -1 0 0 -1 2 -1 -1 0 -1 -1 -1 -1 -1 -1 3 -1 -1 -1 -1 -1 0 -1 -1 2 -1 -1 -1 3 3 -1 -1 -1 0 -1 -1 -1 -1 3 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 3 -1 -1 -1 -1 -1 -1 3 0 -1 -1 -1 -1 2 -1 0 0
result:
ok 95 numbers
Test #3:
score: 10
Accepted
time: 7ms
memory: 55252kb
input:
94 34 89 20 7 5 8 18 12 5 15 19 1 15 7 5 6 14 19 9 19 11 11 16 20 17 5 12 8 14 2 10 19 10 1 1 6 19 18 9 14 19 16 1 6 8 10 18 8 1 17 3 9 17 9 1 16 9 15 1 15 20 10 6 14 11 9 5 18 14 20 13 18 13 18 8 1 1 8 10 5 14 5 8 16 1 14 9 7 3 20 9 20 18 17 11 18 14 2 20 16 9 12 9 4 15 4 9 20 16 18 20 7 18 19 15 5...
output:
-1 19 -1 -1 -1 -1 -1 13 -1 -1 17 -1 -1 -1 26 -1 -1 2 -1 13 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 33 2 -1 33 -1 -1 42 -1 -1 -1 -1 2 -1 -1 39 -1 -1 33 8 -1 -1 -1 -1 -1 -1 19 -1 -1 -1 4 15 1 -1 26 61 4 -1 -1 2 -1 -1 3 13 -1 13 -1 -1 -1 -1 -1 0 -1 -1 -1 8 -1 -1 61 -1 -1 2 -1 -1
result:
ok 94 numbers
Subtask #2:
score: 10
Accepted
Dependency #1:
100%
Accepted
Test #4:
score: 10
Accepted
time: 20ms
memory: 60372kb
input:
2498 1795 2498 63 29 161 58 131 5 165 91 155 175 6 60 113 130 5 114 127 138 143 161 1 53 6 168 21 7 120 88 141 2 126 117 128 156 140 3 138 66 102 77 23 58 1 53 167 64 84 9 65 4 39 162 155 140 137 139 159 140 150 149 69 85 22 102 2 35 87 89 171 162 18 93 151 22 96 98 98 101 51 108 10 98 59 87 65 94 7...
output:
-1 -1 1599 -1 -1 0 1599 -1 -1 -1 0 -1 -1 -1 0 -1 1200 -1 -1 -1 0 -1 -1 1599 -1 0 -1 -1 -1 -1 1199 -1 -1 -1 1299 0 1299 -1 -1 -1 200 499 0 499 -1 -1 -1 -1 -1 -1 -1 -1 -1 1299 1299 -1 -1 -1 -1 1400 599 -1 -1 -1 -1 300 -1 -1 -1 -1 -1 900 -1 -1 900 -1 899 -1 -1 999 0 -1 -1 -1 -1 -1 -1 899 -1 -1 -1 1699 ...
result:
ok 2498 numbers
Test #5:
score: 10
Accepted
time: 13ms
memory: 58916kb
input:
1961 1528 1335 104 130 189 185 82 97 103 4 48 66 45 152 92 199 141 190 62 54 54 19 160 131 14 133 76 70 104 140 53 98 127 20 36 144 130 110 14 177 69 49 162 139 99 91 163 2 178 79 38 55 157 196 162 81 97 134 124 154 132 86 176 92 129 168 34 73 140 74 108 160 98 184 11 176 48 185 106 195 78 87 172 16...
output:
13 -1 8 -1 71 5 -1 43 -1 31 -1 29 -1 532 27 47 42 -1 -1 -1 4 623 15 -1 -1 -1 71 463 -1 7 2 -1 7 83 -1 532 -1 -1 16 -1 143 107 -1 47 -1 -1 -1 6 16 -1 -1 67 1 -1 315 255 -1 -1 38 -1 67 -1 -1 58 -1 304 -1 -1 3 -1 58 152 -1 96 -1 -1 48 1 -1 351 -1 -1 7 -1 -1 -1 46 -1 49 31 -1 -1 -1 -1 -1 -1 -1 15 42 140...
result:
ok 1961 numbers
Subtask #3:
score: 0
Wrong Answer
Test #6:
score: 30
Accepted
time: 73ms
memory: 66592kb
input:
100000 355071 10000 5 7 4 7 4 1 10 5 9 4 9 4 3 10 5 4 9 1 7 10 1 6 10 3 10 9 8 4 6 3 10 8 6 8 3 5 10 9 7 7 1 3 8 8 6 2 8 4 2 9 1 10 3 6 3 8 9 10 5 7 3 2 1 5 7 4 3 4 6 4 2 7 2 5 5 6 4 6 7 4 4 6 4 2 3 9 9 9 10 8 1 6 7 2 9 8 2 3 1 6 9 4 10 3 10 1 2 3 3 4 1 1 1 5 8 6 8 3 1 6 2 9 5 9 4 7 2 10 7 5 2 2 7 4...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 100000 numbers
Test #7:
score: 30
Accepted
time: 63ms
memory: 66308kb
input:
100000 300561 10000 6 3 6 10 10 9 7 3 6 4 5 4 1 2 3 2 10 6 3 7 8 7 10 5 9 10 2 3 9 5 6 10 9 1 4 9 1 10 7 2 9 10 5 5 9 3 5 5 5 9 9 5 1 7 5 10 8 6 8 4 5 9 2 10 1 6 4 10 10 9 2 1 10 1 9 5 3 2 9 3 4 8 10 7 5 2 4 5 3 6 9 7 5 10 2 7 4 7 10 8 1 7 7 1 7 7 6 6 7 1 5 4 6 2 1 8 6 10 6 10 1 5 8 4 6 2 10 6 10 4 ...
output:
0 4 0 0 3 0 0 4 0 0 0 0 0 0 0 0 0 0 1 0 0 1 7 0 1 2 0 0 0 0 4 0 0 1 0 0 0 2 0 0 0 3 0 0 1 0 0 0 3 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 1 0 9 0 0 0 2 0 3 1 0 2 1 0 0 0 2 0 0 0 0 0 0 3 0 0 0 0 0 2 2 0 0 1 0 0 0 0 0 1 0 0 1 0 2 0 6 0 0 1 5 0 0 3 0 0 1 2 0 2 3 0 0 2 0 1 1 9 0 2 5 2 0 2 1 3 1 6 4 0 0 1 0 2 1 0 ...
result:
ok 100000 numbers
Test #8:
score: 30
Accepted
time: 343ms
memory: 101912kb
input:
500000 1770902 50000 4 7 2 3 6 10 8 2 2 6 2 3 3 7 3 1 5 2 1 10 2 6 3 4 2 8 10 6 6 10 9 3 3 2 9 10 4 5 3 9 7 10 4 3 6 6 4 9 4 4 4 1 9 5 6 10 3 7 5 8 10 1 6 5 1 7 9 10 2 4 6 9 6 2 2 8 4 7 9 1 9 4 6 4 6 3 9 2 2 1 1 1 8 3 10 10 2 2 5 15 20 18 17 15 12 11 11 11 11 12 13 19 18 20 15 11 11 20 10 14 13 14 1...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 4 1 1 1 4 1 10 1 1 1 4 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 -1 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 1...
result:
ok 500000 numbers
Test #9:
score: 0
Wrong Answer
time: 418ms
memory: 76476kb
input:
97492 1048555 7389 3662 9323 1040 3729 5469 2246 9668 8976 7059 3356 2928 638 8679 8067 7459 7820 7524 5287 9991 8218 1963 9730 4843 3911 8841 987 2108 5432 4594 7413 4805 9028 6812 8545 6618 2392 2003 2419 8568 9431 4910 3742 5678 1695 3643 1968 1937 4035 3765 6112 2186 1437 1768 5453 9988 1241 436...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
wrong answer 63639th numbers differ - expected: '-1', found: '9766'
Subtask #4:
score: 0
Skipped
Dependency #3:
0%
Subtask #5:
score: 0
Skipped
Dependency #4:
0%