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Submission #1019523

# Submission time Handle Problem Language Result Execution time Memory
1019523 2024-07-11T02:45:33 Z vjudge1 Fish (IOI08_fish) C++17
4 / 100
 2257 ms 3864 KB 
#include<bits/stdc++.h>
using namespace std;
int mod=0,ans,cnt[7010],cnt2[7010];
vector<int>S[7010];
inline int cntof(int i,int j){
    return upper_bound(S[j].begin(),S[j].end(),S[i].back()/2)-S[j].begin();
}
void dothestuf(vector<int>bad,int k){
    memcpy(cnt2,cnt,sizeof cnt);
    for(auto f:bad)
        cnt2[f]=0;
    long long x=1;
    for(int i=1;i<=7e3;i++) 
        x=(x*(cnt2[i]+1))%mod;
    ans=(ans+mod+x*k)%mod;
}
vector<int>order;
int main(){
    cin.tie(0)->sync_with_stdio(0);
    int n,k;
    cin>>n>>k>>mod;
    for(int i=1;i<=n;i++){
        int a,b; cin>>a>>b;
        S[b].push_back(a);
    }
    for(int i=1;i<=k;i++)
        sort(S[i].begin(),S[i].end());
    sort(S+1,S+k+1,[](vector<int>a,vector<int>b){
        return a.back()<b.back();
    });
    for(int i=1;i<=k;i++){
        vector<int> v,v2;
        for(int j=i;j++<k;)
            v.push_back(j);
        for(int j=1;j<=k;j++)
            cnt[j]=cntof(i,j);
        dothestuf(v,1);
        int k=S[i][cnt[i]];
        for(auto x:v)
            if(S[x].back()<2*k)
                v2.push_back(x);
            else break;
        dothestuf(v2,-1);
        cnt[i]--;
        dothestuf(v2,1);
        v.clear();
        dothestuf(v,-1);
        cnt[i]++;
        dothestuf(v,1);
    }
    cout<<ans;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct

Subtask #2
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 644 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Incorrect 3 ms 604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Incorrect 84 ms 3056 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 16 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 9 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 68 ms 2100 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 330 ms 600 KB Output is correct
2 Incorrect 158 ms 604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #11
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 335 ms 2832 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #12
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 434 ms 3664 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #13
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 816 ms 2900 KB Output is correct
2 Incorrect 2257 ms 3864 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #14
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 860 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #15
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 860 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #16
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 860 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #17
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 856 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #18
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 860 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #19
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 860 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -