easy
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Print Square

Calculate and print the square of a given integer number.

Understand the Problem

Problem Statement

The program must accept a number and print its square.

Constraints

  • The input number must be an integer
  • The number can be positive, negative, or zero
  • The square result should fit within standard integer limits

Examples

Example 1
Input
5
Output
25
Explanation

5 multiplied by 5 equals 25, so the square of 5 is 25.

Example 2
Input
9
Output
81
Explanation

9 multiplied by 9 equals 81, so the square of 9 is 81.

Solution

#include <stdio.h>

int main() {
    int number;
    scanf("%d", &number);
    printf("%d", number * number);
    return 0;
}
Time:O(1)
Space:O(1)
Approach:

Read an integer using scanf, multiply it by itself, and print the result using printf.

Visual Explanation

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