#include <stdio.h>
int main()
{
int x,y,z;
printf("input long : ");
scanf("%d",&x); //i use %d because it store integer number
fflush(stdin);
printf("input wide : ");
scanf("%d",&y);
fflush(stdin);
z = x * y; //its for formula to find rectangle's area
printf("The area of rectangle is : %d",z);
getchar();
return 0;
}
•Why use "int main()"
○ Because the result will show a number.
○ int stands for integer.
•return 0;
○ It's for "int main()"
○ If you use "int main()" you should write "return" and you can change "0" into another integer, "1" "2", up to you.
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