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>
using namespace std;
int main() {
string a;
char b;
int num = 0;
getline(cin,a);
cin>>b;
for(int i=0;i<a.length();i++){
if(tolower(a[i])==tolower(b))num++;
}
cout<<num<<endl;
}