c how to get & code example

Example 1: read from stdin c

#include <stdio.h>
int main( ) {

   char str[100];
   int i;

   printf( "Enter a value :");
   scanf("%s %d", str, &i);

   printf( "\nYou entered: %s %d ", str, i);

   return 0;
}

Example 2: get user input c

int c;
printf( "Enter a value :");
c = getchar( );