#include<stdio.h>
#include<ctype.h>
#include<stdlib.h>
#include<time.h>
int main() {
unsigned int digits = 0;
time_t seed = 0;
digits = 2;
srand(time(&seed));
for (unsigned int i = 1; i <= digits; i++) {
printf("%d", rand() % 10);
}
for (int a =1;a<8;){
printf("Error");
scanf(" %d ",&a);}
return 0 ;
}