Renovation

package main

import (
  "fmt"
  "math"
  "strconv"
)

func main() {
    var x, y, nonPaint, paint int
    fmt.Scanln(&x)
    fmt.Scanln(&y)
    fmt.Scanln(&nonPaint)

    neededPaint := 1.0 * x * y * 4 * (100.0 - nonPaint) / 100

    var command string
    fmt.Scanln(&command)

    for command != "Tired!" {
        paint,_ = strconv.Atoi(command)
        neededPaint -= paint
        if neededPaint <= 0 {
            break
        }
        fmt.Scanln(&command)
    }

    if neededPaint > 0 {
        fmt.Printf("%d quadratic m left.\n", neededPaint)
    } else if neededPaint == 0 {
        fmt.Println("All walls are painted! Great job, Pesho!")
    } else {
        fmt.Printf("All walls are painted and you have %d l paint left!\n", int(math.Abs(float64(neededPaint))))
    }
}