#include
int main()
{
int a=3,b=4,c=5;
double x=1.2,y=2.4,z=-3.6;
int u=51274,n=128765;
char c1='a',c2='b';
printf("a= %d b= %d c= %d\n",a,b,c);
printf("x=%lf,y=%lf,z=%lf\n",x,y,z);
printf("x+y= %.2f y+z=%.2f z+x=%.2f\n",x+y,y+z,z+x);
printf("u= %d n=%d\n",u,n);
printf("c1='%c' or %d(ASCII)\n",c1,c1);
printf("c2='%c' or %d(ASCII)\n",c2,c2);
}