#include <stdio.h>
int main()
{
int x,y;
x = 10;
y = -3;
printf("x+y=%d\n", x + y );
printf("x-y=%d\n", x - y );
printf("x*y=%d\n", x * y );
printf("x/y=%d\n", x/y );
printf("x%%y=%d\n", x%y );
return 0;
}
#include <stdio.h>
int main()
{
char c = 'a';
int n = c; //將c賦值給n
float f = c; //將c賦值給f
double d = c; //將c賦值給d
printf("%d\n",n);
printf("%f\n",f);
printf("%lf\n",d);
return 0;
}
