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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <ctype.h>
  4.  
  5. int validade(char *S) {
  6.     int tamanho = strlen(S);
  7.     if (tamanho <= 6 || tamanho >= 32) return 0;
  8.     int maiuscula = 0, minuscula = 0, numero = 0;
  9.     for (int i = 0; i < tamanho - 1; i++) {
  10.         if (islower(S[i])) maiuscula = 1;
  11.         else if(isupper(S[i])) minuscula = 1;
  12.         else if(isdigit(S[i])) numero = 1;
  13.         else return 0;
  14.     }
  15.     return maiuscula * minuscula * numero;
  16. }
  17.  
  18. int main() {
  19.     char S[40];
  20.     fgets(S, 40, stdin);
  21.     printf(validade(S) ? "Senha valida.\n" : "Senha invalida.\n");
  22. }
  23.  
  24.  
  25. //https://pt.stackoverflow.com/q/240042/101
Success #stdin #stdout 0s 9432KB
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stdin
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123
aBc123
stdout
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Senha invalida.
https://ideone.com/fpejHT
language:
C99 (gcc 8.3)
created:
7 years ago
visibility:
public

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