Submission #1314629

#	Time	Username	Problem	Language	Result	Execution time	Memory
1314629		arman.khachatryan	Gift (IZhO18_nicegift)	C++20	0 / 100	93 ms	17080 KiB

nicegift

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,k;
    cin >> n >> k;
    int g=1;
    for(int i=1;i<=n;i++){
        if(n%i==0 && k%i==0) g=i;
    }
    int a[n];
    for(int i=0;i<n;i++){
        cin >> a[i];
    }
    if(a[0]%(k/g)!=0){
        cout << -1 << "\n";
        return 0;
    }
    int x=a[0]/(k/g);
    cout << n/g << "\n";
    for(int i=0;i<n/g;i++){
        cout << x << " ";
        for(int j=0;j<k;j++){
            cout << (i*(g)+j)%n+1LL << " ";
        }
        cout << "\n";
    }
}

• Subtask 1: 0 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 12
• Subtask 4: 0 / 19
• Subtask 5: 0 / 51