150062

Run ID	作者	问题	语言	测评结果	Time	Memory	代码长度	提交时间
150062	朱正芮	统计硬币	C++	Compile Error	0 MS	0 KB	423	2026-03-21 18:50:58

Tests(0/0):

Code:

#include <iostream> using namespace std; int main(){ int T; cin >> T; while (T--){ int n,m; cin >> n >> m; int cnt = 0; for (int z = 0;z <= n && z*5<=m;++z){ int y = (m - n) - 4 * z; int x = n - y = z; if (x >= 0 && y >= 0){ cnt++; } } cout << cnt << endl; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:13:27: error: lvalue required as left operand of assignment
             int x = n - y = z;
                           ^