这段c语言是什么意思?
#include<stdio.h>void main()
{
int a=2,b=5,c;
if(a+b>10)c=a*b;else c=3*a+2*b;
if(c>=20)printf("%d",c*c);
else if(a>b)printf("%d",3*(a+b));
else printf("%d",4*c-5);
printf("\n");
a=a+b;b=a+b;c=a+b+c;
printf("a=%d,b=%d,c=%d\n",a,b,c);
}
