oj.uz

Submission #874464

# Submission time Handle Problem Language Result Execution time Memory
874464 2023-11-17T06:19:21 Z josanneo22 Pairs (IOI07_pairs) C++17
30 / 100
 18 ms 1700 KB 
/*
Problem: IOI 2007 Pairs
When:    2023-11-16 14:54:19
Author:  Ning07
*/

#include<bits/stdc++.h>
using namespace std;
using i64=long long;

const int NN=2e5;
int N,B,M,D,a[NN];

void solve1(){
    for(int i=0;i<N;i++){
        std::cin>>a[i];
    }
    sort(a,a+N);
    i64 ans=0;
    for(int i=0;i<N;i++){
        int lst=lower_bound(a,a+N,a[i]-D)-a;
        ans+=i-lst;
    }
    cout<<ans<<'\n';
}
void solve2(){

}
void solve3(){

}
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr); cout.tie(nullptr);

    std::cin>>B>>N>>D>>M;
    if(B==1) solve1();
    else if(B==2) solve2();
    else if(B==3) solve3();
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 1116 KB Output is correct
2 Correct 11 ms 1204 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 1492 KB Output is correct
2 Correct 14 ms 1628 KB Output is correct

Subtask #5
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 1624 KB Output is correct
2 Correct 16 ms 1624 KB Output is correct
3 Correct 15 ms 1700 KB Output is correct

Subtask #6
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 496 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #11
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #12
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #13
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 352 KB Output isn't correct
2 Halted 0 ms 0 KB -