Contribute correction: Program MSX No.10

  _  __    _____    _    _    _    _   
 | |/ //  |  ___|| | \  / || | || | || 
 | ' //   | ||__   |  \/  || | || | || 
 | . \\   | ||__   | .  . || | \\_/ || 
 |_|\_\\  |_____|| |_|\/|_||  \____//  
 `-` --`  `-----`  `-`  `-`    `---`