Cod sursa(job #615638)
Utilizator | nash mit nash | Data | 10 octombrie 2011 14:39:28 |
---|---|---|---|
Problema | Hashuri | Scor | 30 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.47 kb |
#include <cstdio>
using namespace std;
#define NMAX 100000000
char vec[ NMAX ] ;
int n, op , val;
int main() {
freopen("hashuri.in","r",stdin);
freopen("hashuri.out","w",stdout);
scanf("%d",&n);
for(int i = 1 ; i <= n ; i++) {
scanf("%d %d",&op,&val);
switch( op ) {
case 1:
vec[ val ] = 1;
break;
case 2:
vec[ val ] = 0;
break;
case 3:
printf("%d\n",(int)vec[ val ] );
break;
}
}
return 0;
}