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 <cctype>
#include <iostream>
#include <string>
using namespace std;
int main() {
string s;
getline(cin, s);
char c;
cin >> c;
c = tolower(c);
int num =0;
for (int i =0; i <= s.size(); i ++) {
s[i] = tolower(s[i]);
if(s[i] == c) num++;
}
cout << num;
return 0;
}
// 64 位输出请用 printf("%lld")
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