#include <stdio.h>
int main()
{
int i = 5;
int k = 3;
double d = 2.2;
double result1 = i + d;
double result2 = i * d;
double result3 = i - d;
double result4 = i / d;
double result5 = (double)i - d;
double result6 = (double)i / d;
double result7 = (double)i / k;
printf("덧셈 결과: %lf\n", result1);
printf("곱셈 결과: %lf\n", result2);
printf("뺏셈 결과: %lf\n", result3);
printf("나눗셈 결과: %lf\n", result4);
printf("뺏셈 결과: %lf\n", result5);
printf("나눗셈 결과: %lf\n", result6);
printf("나눗셈 결과: %.10f\n", result7);
return 0;
}