题解 | #获取字符串长度#
获取字符串长度
https://www.nowcoder.com/practice/9a2d212d23f5436c80607d5e68c6d12a
#include <iostream> using namespace std; int main() { int num = 0; char str[100] = { 0 }; cin.getline(str, sizeof(str)); char* a = &str[0]; for(;;) { num = num + 1; a++; if (*a == '\0') break; } printf("%d", num); return 0; }