FatMouse的奶酪

// FatMouse的奶酪.cpp : 定义控制台应用程序的入口点。////#include "stdafx.h"#include<iostream>#include<cstdio>using namespace std;const int maxn = 1005;int num[ maxn ];//int _tmain(int argc, _TCHAR* argv[])int main(){int n, m;while( cin >> m >> n ){if( !m && !n )break;for( int i = 0; i < m; ++i )cin >> num[ i ];int ans = 0;for( int i = 0; i < m; ++i ){for( int j = i + 1; j < m; ++j ){for( int k = j + 1; k < m; ++k ){if( i != j && j != k && i != k && num[ i ] + num[ j ] + num[ k ] == n )ans++;}}}cout << ans << endl;}return 0;}