题解 | #计算某字符出现次数#
计算某字符出现次数
https://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
#include <iostream> using namespace std; int main() { int a = 0; char b; string str; while (getline(cin, str)) { // 注意 while 处理多个 case cin >> b; for(int i = 0; i < str.size(); i++) { if(b > 64) { if(str[i] == b || str[i] == b - 32 || str[i] == b + 32) a++; } else if(str[i] == b) a++; } } cout << a << endl; } // 64 位输出请用 printf("%lld")