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  1. int str_comparacao(char str1[], char str2[]) {
  2.     int i;
  3.     for (i = 0; str1[i] == str2[i] && str1[i] != 0; i++) {}
  4.     return str1[i] - str2[i];
  5. }
  6.  
  7. void teste(char str1[], char str2[]) {
  8.     int resultado = str_comparacao(str1, str2);
  9.     char c = resultado < 0 ? '<' : resultado > 0 ? '>' : '=';
  10.     printf("%s %c %s\n", str1, c, str2);
  11. }
  12.  
  13. int main() {
  14.     teste("Vermelho", "Verde");
  15.     teste("Verde", "Verde");
  16.     teste("Verde", "Vermelho");
  17.     teste("Verde", "Cinza");
  18.     teste("Cinza", "Verde");
  19. }
Success #stdin #stdout 0s 4180KB
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stdin
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Standard input is empty
stdout
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Vermelho > Verde
Verde = Verde
Verde < Vermelho
Verde > Cinza
Cinza < Verde
https://ideone.com/MvJrbp
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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