#include <stdio.h>
int main()
{
    char firstIntegerAsString[256];

    printf("Enter an integer: ");

    //256 refers to the maximum characters the user can input
    fgets(firstIntegerAsString, 256, stdin);

    int firstInteger = atoi(firstIntegerAsString);

    char secondIntegerAsString[256];
    printf("Enter another integer: ");

    fgets(secondIntegerAsString, 256, stdin);

    int secondInteger = atoi(secondIntegerAsString);

    //What's "%d"? Look here https://www.tutorialspoint.com/format-specifiers-in-c
    printf("%d", firstInteger + secondInteger);

}