C program to understand the Sizeof operator | sizeof operator example program

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Program :

#include<stdio.h>
int main(void)
{
int var;
printf(“Size of int=%un”,sizeof(int));
printf(“Size of float=%un”,sizeof(float));
printf(“Size of var=%un”,sizeof(var));
printf(“Size of an integer constant=%un”,sizeof(45));
return 0;
}

Output :



Note : This program is compiled on MAC with GCC compiler. if you try to compile it on your PC or other compiler than GCC, the output may different.

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Venkatesh Macha

Hi Guys, I am Venkatesh Macha. I am a programmer and an Open Source enthusiast, Presently working as a Software Engineer. Apart from that, I love to explore new technologies and things.

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