http://poj.org/problem?id=2522
#include "iostream"
using namespace std;
int ans[230][11];
int get( int a, int b )
{
int i;
if( b == 1 ) return 1;
if( ans[a][b] < 0 )
{
ans[a][b] = 0;
for( i=0; i*b<=a; i++ )
ans[a][b] += get( a-i*b, b-1 );
}
return ans[a][b];
}
int main()
{
int cas,n,m,k,s,i,j,t;
for( i=0; i<=220; i++ )
for( j=0; j<=10; j++ )
ans[i][j] = -1;
cin>>cas;
while( cas-- )
{
cin>>m>>n>>k;
m -= n;s=0;t=1;
while( n > 1 )
{
for(i=0 ; s + get( m-i*n, n-1 ) < k; i++ )
{
s += get( m-i*n, n-1 );
}
printf( "%dn", i+t );
t += i;
m -= i*n;
n--; }
printf( "%dn", m+t );
}
return 0;
}
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