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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. int main() {
  5.     int N;
  6.     scanf("%d", &N);
  7.  
  8.     char s[N + 1];
  9.     scanf("%s", s);
  10.  
  11.     int freq[26] = {};
  12.  
  13.     for (int i = 0; i < N; i++) {
  14.         int index = s[i] - 'a';
  15.         freq[index]++;
  16.     }
  17.  
  18.     for (int i = 0; i < 26; i++) {
  19.         if (freq[i] != 0) {
  20.             printf("%c: %d\n", 'a' + i, freq[i]);
  21.         }
  22.     }
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0.01s 5284KB
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https://ideone.com/Ro3w8Q
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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