Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
147857 赖泓宇 13求n加到m的和 C++ Compile Error 0 MS 0 KB 346 2026-02-08 16:57:52

Tests(0/0):

Code:

#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() int main() { int n, m, s = 0; cin >> n >> m; for (int i = n; i <= m; i++) { s = i + s; } cout << s; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:7:2: error: 'cin' was not declared in this scope
  cin >> n >> m;
  ^
Main.cc:7:2: note: suggested alternative:
In file included from Main.cc:1:0:
/usr/include/c++/5/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
Main.cc:11:2: error: 'cout' was not declared in this scope
  cout << s;
  ^
Main.cc:11:2: note: suggested alternative:
In file included from Main.cc:1:0:
/usr/include/c++/5/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^