【POJ2136】Vertical Histogram（简单模拟）

比较简单，按照样例模拟就好！~

 #include <iostream>
 #include <cstdlib>
 #include <cstdio>
 #include <cstring>
 #include <cctype>
 #include <cmath>
 #include <algorithm>
 #include <numeric>
 #include <vector>
 #include <map>
 using namespace std;

 int let[];

 int main () {
     string text = "", in;
     for (int i =  ; i < ; ++ i) {
         getline(cin, in);
         text += in;
     }
     //cout << text << endl;
     memset (let, , sizeof (let));
     int Max = ;
     for (int i = ; i < text.size(); ++ i) {
         if (isalpha(text[i])) {
             let[text[i] - 'A'] ++;
             Max = max (Max, let[text[i] - 'A']);
         }
     }
     /*
     for (int i = 0 ; i< 26; ++i) {
         cout << (char)('A' + i) << ": " << let[i] << endl;
     }
     */
     //cout << Max << endl;
     for (int i = ; i <= Max; ++ i) {
         string text_line = "";
         for (int j =  ; j < ; ++ j) {
             if (i > Max - let[j]) {
                 text_line += "*";
             } else {
                 text_line += " ";
             }
             if (j != ) text_line += " ";
         }
         cout << text_line << endl;
     }
     puts("A B C D E F G H I J K L M N O P Q R S T U V W X Y Z");
     return ;
 }