3.c

学习c语言时的一些例程

#include <stdio.h>
main()
{
int x,a=3;
float y;
x=20+25/5*2;
printf("(1)x=%d\n",x);
x=25/2*2;
printf("(2)x=%d\n",x);
x=-a+4*5-6;
printf("(3)x=%d\n",x);
x=-3*4%-6/5;
printf("(5)x=%d\n",x);
x=(7+6)%5/2;
printf("(6)x=%d\n",x);
y=25.0/2.0*2.0;
printf("(7)y=%d\n",y);
return(0);
}