Cod sursa(job #2498907)
| Utilizator | Data | 24 noiembrie 2019 19:52:27 | |
|---|---|---|---|
| Problema | Stramosi | Scor | 0 |
| Compilator | c-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.65 kb |
#include <stdio.h>
#include <stdlib.h>
int d[19][250004];
int n,m,i,p,a,b,j;
int main()
{
FILE *fin = fopen ("stramosi.in","r");
FILE *fout = fopen ("stramosi.out","w");
fscanf(fin,"%d%d",&n,&m);
for(i=1; i<=n; i++)
fscanf(fin,"%d",&d[0][i]);
for(i=1; i<=18; i++)
for(j=1; j<=n; j++)
d[i][j]=d[i-1][d[i-1][j]];
for(i=1; i<=m; i++)
{
fscanf(fin,"%d%d",&a,&b);
p=0;
while(b)
{
if(b&(1<<p))
{
a=d[p][a];
b-=(1<<p);
}
p++;
}
fprintf(fout,"%d",a);
}
}
