How to input square in C language

Use C language to input a square: 1. Import the header file #include ; 2. Define the side length of the square; 3. Enter the side length through the scanf() function; 4. Use a for loop or The printf() function prints a square.

Inputting a square in C language

How to input a square in C language?

Using C language to input squares can be achieved through the following steps:

1. Import the header file

<code class="c">#include <stdio.h></code>

2. Definition The side length of the square

<code class="c">int side_length;</code>

3. Use the scanf() function to enter the side length

<code class="c">scanf("%d", &side_length);</code>

4. Print the square

You can use the following methods to print squares:

Method 1: Use a for loop

<code class="c">for (int i = 0; i < side_length; i++) {
    for (int j = 0; j < side_length; j++) {
        printf("* ");
    }
    printf("\n");
}</code>

Method 2: Use the printf() function

<code class="c">for (int i = 0; i < side_length; i++) {
    for (int j = 0; j < side_length; j++) {
        printf("*");
    }
    printf("\n");
}</code>

Both of the above two methods can print a square with a specified side length.

The above is the detailed content of How to input square in C language. For more information, please follow other related articles on the PHP Chinese website!