#include <stdio.h>  //Library function printf
#include <unistd.h> //System call read

//File descriptors
// 0 stdin
// 1 stdout
// 2 stderr


// Read in one char using read system call
// print out with printf
// Try again with syscall command
int main(void){ 
    // Read 1 char with stdio
    char c;
    //scanf("%c", &c);

    // Read 1 char with wrapper
    //read(0, &c, 1);

    // Read 1 char with syscall
    //syscall(0, 0, &c, 1);
    
    // Print out character
    printf("%c\n",c);

    return 0;
}