Running In The Park

package main

import "fmt"

func main() {
    var n, dayMinutes, totalMinutes, totalCalories int
    fmt.Scanln(&n)

    var dayDistance, totalDistance float64
    var distanceUnit string

    for i := 0; i < n; i++ {
        fmt.Scanln(&dayMinutes)
        fmt.Scanln(&dayDistance)
        fmt.Scanln(&distanceUnit)

        if distanceUnit == "m" {
            dayDistance *= 0.001
        }
        totalMinutes += dayMinutes
        totalDistance += dayDistance
        totalCalories += dayMinutes * 400 / 20
    }

    fmt.Printf("He ran %.2fkm for %d minutes and burned %d calories.", totalDistance, totalMinutes, totalCalories)
}