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Cod sursa(job #135061)
#include <stdio.h>
int n, a[202][202];
void caz()
{
a[1][6] = a[1][2] = a[1][4] = 1;
a[2][4] = a[2][3] = a[2][5] = 1;
a[3][4] = a[3][6] = a[3][1] = 1;
a[4][5] = a[4][6] = a[5][1] = 1;
a[5][3] = a[6][5] = a[6][2] = 1;
}
int main()
{
freopen("oras.in","r",stdin);
freopen("oras.out","w",stdout);
int i, j;
scanf("%d",&n);
a[1][2] = a[2][3] = a[3][1] = 1;
if (n == 4){ printf("-1\n"); return 0;}
else
{
if (n % 2)
for (i = 5; i <= n; i += 2)
{
a[i - 1][i] = 1;
for (j = 1; j <= i - 2; j++) a[j][i - 1] = a[i][j] = 1;
}
else
{
caz();
for (i = 8; i <= n; i += 2)
{
a[i - 1][i] = 1;
for (j = 1; j <= i - 2; j++) a[j][i - 1] = a[i][j] = 1;
}
}
for (i = 1; i <= n; i++)
{
for (j = 1; j <= n; j++) printf("%d",a[i][j]);
printf("\n");
}
}
return 0;
}