카타 8급 Pillars

1 C

long pillars(int num_of_pillars, int distance, int width) {
  if( num_of_pillars < 2 ) return 0;
  return (num_of_pillars -1)*distance*100 + (num_of_pillars-2)*width;
}

long pillars(int num_of_pillars, int distance, int width) {
  return distance * 100 * (num_of_pillars - 1) + width * (num_of_pillars - 2) * (num_of_pillars > 1); 
}

2 C++

long pillars(int num_of_pillars, int distance, int width) {
  if( num_of_pillars < 2 ) return 0;
  return (num_of_pillars-1)*distance*100 + (num_of_pillars-2)*width;
}

long pillars(int num_of_pillars, int distance, int width) {
  return distance*100*(num_of_pillars-1) + width*(num_of_pillars-2)*(num_of_pillars > 1); 
}

3 R

pillars = function(num_of_pillars, distance, width) {
  if( num_of_pillars < 2 ) return(0)
  (num_of_pillars-1)*distance*100 + (num_of_pillars-2)*width  
}

pillars = function(num_of_pillars, distance, width) {
  distance*100*(num_of_pillars-1) + width*(num_of_pillars-2)*(num_of_pillars > 1)
}