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Jan 19th, 2011
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C 0.41 KB | None | 0 0
  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4.  
  5. void minusculo (char *str)
  6. {
  7.   for (i = 0;i<strlen(str[i]) != '\0'; i++ )
  8.     str[i] = tolower(str[i]);
  9. }
  10.  
  11. int main(void)
  12. {
  13.     char c, frase[100];
  14.     printf("Digite uma frase:\n");
  15.     gets(frase);
  16.     printf("Digite um caractere:\n");
  17.     c=getchar();
  18.     printf("String modificada %c:",minusculo(frase,c));
  19.     system("pause");
  20.     return 0;
  21. }
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