题解 | #统计字符串中各字母字符对应的个数#
统计字符串中各字母字符对应的个数
http://www.nowcoder.com/practice/ec2a5ab818be4851948d5b0d83a3d8f4
#include <iostream>
#include <map>
// write your code here......
using namespace std;
int main() {
char str[100] = { 0 };
cin.getline(str, sizeof(str));
// write your code here......
map<char, int> mp;
for (int i = 0; str[i] != '\0'; i++) {
mp[str[i]]++;
}
for (auto& kv: mp) {
if (!isalpha(kv.first)) continue;
cout<<kv.first<<":"<<kv.second<<endl;
}
return 0;
}
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