int main(){
int n;
for(scanf("%d\n", &n); n > 0; n--){
char licence[9];
licence[0] = 0;
scanf("%s", licence);
int i;
int sum;
int count = 0;
for(i = 0, sum = 2; i < 3; i++, sum--) count += ((licence[i] - 'A') * exponentiation(26, sum));
sum = 0;
for(i = 4; i < 8; i++){
sum *= 10;
sum += licence[i] - '0';
}
int total = (count - sum < 0) ? sum - count : count - sum;
if(total <= 100) printf("nice\n");
else printf("not nice\n");
}
}
int main() {
int ch;
do {
printf("What should i do?\n");
printf("1. Factorial\n");
printf("2. Exponentiation\n");
printf("3. Exit\n");
printf("Enter your choice:");
scanf("%d", &ch);
switch(ch) {
case 1:
factorial();
break;
case 2:
exponentiation();
break;
case 3:
printf("Bye!\n");
break;
default:
printf("Invalid option. Please Reselect\n");
break;
}
}while(ch!=3);
return 0;
}
int main()
{
int i =0;
for(i = 0;i < 11;i++)
printf("%d\n",exponentiation(2,i));
return 0;
}
int exponentiation(int x, int y)
{
//base case : y = 0
if (y == 0){
return 1;
}
return x * exponentiation(x, y - 1);
}
int main() {
int p, q, r;
int exponentiationResult;
printf("Digite p: ");
scanf("%d", &p);
r = 0;
while(!rmax(r, p)) {
q = (r*2*p) + 1;
exponentiationResult = exponentiation(2, p, q);
printf("\n2^%d mod %d = %d", p, q, exponentiationResult);
if(exponentiationResult == 1) {
printf("\n\n\t%d e' um fator de M(%d) = 2^%d - 1\n\n", q, p, p);
return 0;
}
r++;
}
printf("\n\n\tM(%d) = 2^%d - 1 eh um numero primo.\n\n", p, p);
return 0;
}
