提交记录 #2422 - BNBU Online Judge System

编号	题目	状态	分数	总时间	内存	代码 / 答案文件	提交者	提交时间
#2422	#1001. 中心字母	Compile Error	0	0 ms	0 K	C++ 17 / 188 B	t330026054	2023-11-17 15:26:02

显示原始代码

#include <iostream>
using namespace std;

int main() {
    char str[101];
    int recorder = 0;
    cin.getline(str, 101);
    recorder = strlen(str);
    cout << str[recorder / 2];
    return 0;
}

编译信息

/sandbox/1/a.cpp: In function 'int main()':
/sandbox/1/a.cpp:9:11: error: 'strlen' was not declared in this scope
    9 |  recorder=strlen(str);
      |           ^~~~~~
/sandbox/1/a.cpp:2:1: note: 'strlen' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    1 | #include <iostream>
  +++ |+#include <cstring>
    2 | using namespace std;