Cod sursa(job #515031)
Utilizator | Andrei Diaconeasa andrei.d | Data | 20 decembrie 2010 10:41:26 |
---|---|---|---|
Problema | Oras | Scor | 55 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.51 kb |
#include <cstdio>
#define file_in "oras.in"
#define file_out "oras.out"
int N;
int i,j,s;
int a[210][210];
int main(){
freopen(file_in,"r",stdin);
freopen(file_out,"w",stdout);
scanf("%d", &N);
if (N==4){
printf("-1\n");
return 0;
}
for (i=1;i<=N;++i){
s=1;
for (j=i+1;j<=N;++j){
a[i][j]=s;
a[j][i]=1-s;
s=1-s;
}
}
for (i=1;i<=N;++i) {
for (j=1;j<=N;++j)
printf("%d", a[i][j]);
printf("\n");
}
return 0;
}