APC-PRAC-015.c

Metadata

• Author — Amit Dutta (amitdutta4255@gmail.com)
• Last updated — 12 Dec 2025
• License — MIT

Problem Statement

Problem Statement

Write a program to display all numbers between lb (lower bound) and up (upper bound) which ends with digit 7 or divisible by 7.

Source Code

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#include <stdio.h>

int main()
{
    int lb, ub, i;
    printf("Enter the lb, ub : ");
    scanf("%d %d", &lb, &ub);
    printf("\nEnds with 7 :");
    for (i = lb; i <= ub; i++)
    {
        if (i % 10 == 7)
        {
            printf("  %d", i);
        }
    }
    printf("\nDivisible by 7 :");
    for (i = lb; i <= ub; i++)
    {
        if (i % 7 == 0)
        {
            printf("  %d", i);
        }
    }
    return 0;
}