My question is that "format specifiers" in c language but how can I control its "width" please tell me that how it is working.

Question

#include <stdio.h>

int main() {
printf("Color: %s, Number: %d, float: %5.2f \n", "red", 42, 3.14159);
/* Color: red, Number: 42, float: 3.14 */

printf("Pi = %3.2f \n", 3.14159);
/* Pi = 3.14 */

printf("Pi = %8.5f \n", 3.14159);
/* Pi = 3.14159 */

printf("Pi = %-8.5f \n", 3.14159);
/* Pi = 3.14159 */

printf("There are %d %s in the tree. \n", 22, "apples");
/* There are 22 apples in the tree. */
}

Answer 1

Please just give me the main idea