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Cod sursa(job #365451)
#include<cstdio>
#define gap 45000
#define mod 10000
int i , j , k ;
int n , m , s;
int possible[2 * gap + 5];
int aux [2 * gap + 5];
void knapsack()
{
aux[gap] = 1;
for( i = 1 ; i <= n ; ++i )
for( j = 1 ; j <= n ; ++j )
{
for ( k = -gap ; k <= gap ; ++k )
possible[k + gap] = ( aux[k + gap] + aux[ k + i * j + gap] + aux [ k - i * j + gap] ) % mod;
for( k = -gap ; k <= gap ; ++k )
aux[k + gap] = possible [k + gap];
}
}
int main()
{
freopen("diamant.in","r",stdin);
freopen("diamant.out","w",stdout);
scanf("%d %d %d",&n,&m,&s);
knapsack();
if ( s > 44500 || s < -44500 ) printf("0\n");
else printf( "%d\n" ,possible[s + gap] );
return 0;
}