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Problem12.worksheet.sc
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Problem12.worksheet.sc
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object Solution {
def intToRoman(num: Int): String = {
var t = num
val result = new StringBuilder()
while (t >= 1000) {
t -= 1000
result += 'M'
}
while (t >= 900) {
t -= 900
result += 'C'
result += 'M'
}
while (t >= 500) {
t -= 500
result += 'D'
}
while (t >= 400) {
t -= 400
result += 'C'
result += 'D'
}
while (t >= 100) {
t -= 100
result += 'C'
}
while (t >= 90) {
t -= 90
result += 'X'
result += 'C'
}
while (t >= 50) {
t -= 50
result += 'L'
}
while (t >= 40) {
t -= 40
result += 'X'
result += 'L'
}
while (t >= 10) {
t -= 10
result += 'X'
}
while (t >= 9) {
t -= 9
result += 'I'
result += 'X'
}
while (t >= 5) {
t -= 5
result += 'V'
}
while (t >= 4) {
t -= 4
result += 'I'
result += 'V'
}
while (t >= 1) {
t -= 1
result += 'I'
}
result.toString()
}
}
Solution.intToRoman(3)
Solution.intToRoman(4)
Solution.intToRoman(58)
Solution.intToRoman(1994)