print characters in c code example

Example 1: c print char

char bob = 'X';
printf("%c", bob);
putchar(bob);

Example 2: print in c

// print hello world using c
printf("Hello World");

Example 3: printf in c

#include <stdio.h>

int printf(const char *format, ...);

int main(void)
{
  int nb = 20;
 
  printf("Hello World !\n");
  printf("%d\n", nb);
  printf("%s/%d\n", "Nice", 20);
  return (0);
}

/// output :
///
///	Hello World !
///	20
///	Nice/20
///