C PROGRAMMING PROGRAM • CONTROL FLOW & LOOP FORMS

Find the Larger Number Using the Conditional Operator

Learn how to find the larger number using the conditional operator using a clear C program.

Beginner?: operatorExpressionComparison

PROBLEM UNDERSTANDING

Input and expected output

Sample input

27 41

Sample output

Largest = 41

COMPLETE C PROGRAM

Complete C implementation

#include <stdio.h>

int main(void)
{
    int first, second;
    printf("Enter two integers: ");
    scanf("%d %d", &first, &second);
    int largest = first > second ? first : second;
    printf("Largest = %d\n", largest);
    return 0;
}

CURRENT STEP

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SELECTED LINE

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EXPECTED OUTPUT FOR THE SAMPLE

Largest = 41

0%Step 0 of 0

PROGRAM EXPLANATION

Algorithm and explanation

Read the required input values.
Evaluate one condition and select either the first or second expression as the result.
Display the computed result.

Evaluate one condition and select either the first or second expression as the result.

EFFICIENCY

Time and space complexity

Time complexity

O(1)

Auxiliary space

O(1)

DEBUGGING CHECKLIST

Common mistakes

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Use the correct format specifier for every variable.

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Initialize variables before using their values.

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Check braces, semicolons and input order carefully.

Try it yourself

Practice: Run the program with the sample input, predict its output, and then test one boundary case of your own.