// A simple program demonstrating the use of scanf
// and nested if statements
// Andrew Taylor - andrewt@unsw.edu.au
// 18/3/2017

#include <stdio.h>

int main(void) {
    int a;
    printf("Enter a: ");
    scanf("%d", &a);

    printf("%d is a ", a);
    if (a < 0) {
        if (a < -100) {
            printf("big");
        } else {
            printf("small");
        }
        printf(" negative");
    } else {
        if (a > 100) {
            printf("big");
        } else {
            printf("small");
        }
        printf(" positive");
    }
    printf(" number.\n");

    return 0;
}