Nu aveti permisiuni pentru a descarca fisierul grader_test10.ok
Cod sursa(job #2357106)
| Utilizator | Data | 27 februarie 2019 09:46:10 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 100 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.7 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin ("stramosi.in");
ofstream fout("stramosi.out");
const int N_MAX = 250000 + 5;
int dp[50][N_MAX], n, m;
int stramosi(int i, int n){
int pow = 0;
int ans = i;
while(n){
if(n%2)
ans = dp[pow][ans];
pow ++;
n /= 2;
}
return ans;
}
int main()
{
fin >> n >> m;
for(int i = 1; i<=n; ++i)
fin >> dp[0][i];
for(int pow = 1; pow <= 30; ++pow)
for(int i = 1; i <=n; ++i)
dp[pow][i] = dp[pow-1][dp[pow-1][i]];
while(m--){
int a, b;
fin >> a >> b;
fout << stramosi(a, b) << "\n";
}
return 0;
}
