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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <time.h>
  4.  
  5. void remover_pergunta(char perguntas[], int sorteada, int qtd){
  6.     int i;
  7.     for (i = sorteada + 1; i < qtd; ++i){
  8.         int temp = perguntas[i];
  9.         perguntas[i] = perguntas[i - 1];
  10.         perguntas[i -1 ] = temp;
  11.     }
  12. }
  13.  
  14. int main(){
  15.     char perguntas[] = { 'a', 'b', 'c','d'};
  16.     char qtd_perguntas = sizeof(perguntas) / sizeof(char);
  17.     char respostas[qtd_perguntas];
  18.     int i = 0;
  19.     srand (time(NULL));
  20.  
  21.     do{
  22.         int pergunta_sorteada = rand() % qtd_perguntas;
  23.         printf("%c\n", perguntas[pergunta_sorteada]);
  24.         remover_pergunta(perguntas, pergunta_sorteada, qtd_perguntas);
  25.         qtd_perguntas--;
  26.         scanf("%c\n",&respostas[i++]);
  27.     } while(qtd_perguntas > 0);
  28.  
  29.     return 0;
  30. }
  31.  
Success #stdin #stdout 0s 4536KB
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https://ideone.com/bj9WYm
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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