题解 | #名字的漂亮度#
名字的漂亮度
https://www.nowcoder.com/practice/02cb8d3597cf416d9f6ae1b9ddc4fde3
#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;
bool cmp(int a, int b)
{
return a > b;
}
int beaut(string str)
{
int arr[26] = { 0 };
for (int i = 0; i < str.size(); i++)
{
arr[str[i] - 'a'] += 1;
}
vector<int>vec;
vec.clear();
for (int i = 0; i < 26; i++)
{
if (arr[i] != 0)
{
vec.push_back(arr[i]);
}
}
sort(vec.begin(), vec.end(), cmp);
vector<int>::iterator it;
int quanzhi = 26;
int res = 0;
for (it = vec.begin(); it != vec.end(); it++)
{
int tmp = (*it) * quanzhi;
//cout << "个数统计:" << (*it) << " " << "权值:" << quanzhi << endl;
res += tmp;
quanzhi--;
}
return res;
}
int main() {
//思路:
//首先对字符重复个数进行统计;
//然后对字符个数进行排序;
//最后按照26 ....递减赋值进行统计;
int n;
cin >> n;
string input;
vector<string>input_string;
for (int i = 0; i < n; i++)
{
cin >> input;
input_string.push_back(input);
}
for (int i = 0; i < input_string.size(); i++)
{
cout << beaut(input_string[i]) << endl;
}
return 0;
}

查看22道真题和解析