10진수 8진수 변환

#include <stdio.h>
#include <math.h>

int convertDecimalToOctal(int decimalNumber);
int main(void){
int decimalNumber;

printf("Enter a decimal number: ");
scanf("%d", &decimalNumber);

printf("%d in decimal = %d in octal\n\n", decimalNumber, convertDecimalToOctal(decimalNumber));

return 0;
}

int convertDecimalToOctal(int decimalNumber){
int octalNumber = 0, i = 1;

while(decimalNumber != 0){
octalNumber += (decimalNumber % 8) * i;
decimalNumber /= 8;
i *= 10;
}
return octalNumber;
}

십진수를 입력: 78
8 진법에서 116