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added Integer To Roman Problem Solution in Java #230

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added Integer To Roman Problem Solution in Java #230

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36 changes: 36 additions & 0 deletions Java/Integer to Roman/IntegerToRoman.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,36 @@
import java.util.LinkedHashMap;
import java.util.Scanner;

public class IntegerToRoman {
public static void main(String args[]) {
String ans = "";
Scanner sc = new Scanner(System.in);
int num = sc.nextInt();
LinkedHashMap<Integer, String> map = new LinkedHashMap<>();

map.put(1000, "M");
map.put(900, "CM");
map.put(500, "D");
map.put(400, "CD");
map.put(100, "C");
map.put(90, "XC");
map.put(50, "L");
map.put(40, "XL");
map.put(10, "X");
map.put(9, "IX");
map.put(5, "V");
map.put(4, "IV");
map.put(1, "I");

while (num > 0) {
for (int i : map.keySet()) {
if (num >= i) {
ans += map.get(i);
num -= i;
break;
}
}
}
System.out.println("Result: " + ans);
}
}