Submission #1592299


Source Code Expand

#include <iostream>
using namespace std;

int main(){
    int n;
    cin>>n;
    int p[100001]={0};
    int ans=0;
    for (int i=1; i<=n; i++) {
        cin>>p[i];
    }
    for (int i=1; i<=n; i++) {
        if(p[i]==i){
            swap(p[i], p[i+1]);
            ans++;
        }
    }
    cout<<ans<<endl;
    return 0;
}

Submission Info

Submission Time
Task D - Derangement
User kiharaf
Language C++14 (GCC 5.4.1)
Score 400
Code Size 345 Byte
Status AC
Exec Time 37 ms
Memory 640 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 400 / 400
Status
AC × 4
AC × 15
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt, 0_003.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 0_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt
Case Name Status Exec Time Memory
0_000.txt AC 1 ms 640 KB
0_001.txt AC 1 ms 640 KB
0_002.txt AC 1 ms 640 KB
0_003.txt AC 1 ms 640 KB
1_004.txt AC 1 ms 640 KB
1_005.txt AC 37 ms 640 KB
1_006.txt AC 36 ms 640 KB
1_007.txt AC 36 ms 640 KB
1_008.txt AC 35 ms 640 KB
1_009.txt AC 36 ms 640 KB
1_010.txt AC 35 ms 640 KB
1_011.txt AC 36 ms 640 KB
1_012.txt AC 36 ms 640 KB
1_013.txt AC 37 ms 640 KB
1_014.txt AC 36 ms 640 KB