Submission

Score: 100

User: Hexopia

Problemset: forex

Language: cpp

Time: 0.003 second

Submitted On: 2026-03-18 12:34:25

#include <bits/stdc++.h>
using namespace std;
double dp[100][35][35];
int main() {
    ios_base::sync_with_stdio(0),cin.tie(0);
    int n;cin>>n;
    for(int i = 1 ; i<=n ; ++i) {
        for(int j = 1 ; j<=n ; ++j) {
            cin>>dp[1][i][j];
        }
    }
    for(int x = 2 ; x<100 ; ++x) {
        for(int i = 1 ; i<=n ; ++i) {
            for(int j= 1 ; j<=n ; ++j) {
                for(int k = 1 ; k<=n ; ++k) {
                    dp[x][i][j] = max(dp[x][i][j], dp[x-1][i][k]*dp[1][k][j]);
                }
            }
        }
        for(int i = 1 ; i<=n ; ++i) {
            if(dp[x][i][i] > 1.01) {
                cout << i << " " << x;
                return 0;
            }
        }
    }
    cout << -1;
}