From 3e9c663810b730a745d26522fa3dbdd5798d1aa6 Mon Sep 17 00:00:00 2001
From: Rishi Prakash <rishiprakash99@gmail.com>
Date: Wed, 2 May 2018 13:46:19 +0530
Subject: [PATCH] Add files via upload

---
 Conversions/IntToRoman.java | 101 ++++++++++++++++++++++++++++++++++++
 Conversions/RomanToInt.java |  51 ++++++++++++++++++
 2 files changed, 152 insertions(+)
 create mode 100644 Conversions/IntToRoman.java
 create mode 100644 Conversions/RomanToInt.java

diff --git a/Conversions/IntToRoman.java b/Conversions/IntToRoman.java
new file mode 100644
index 000000000000..0bc4d7acfe9c
--- /dev/null
+++ b/Conversions/IntToRoman.java
@@ -0,0 +1,101 @@
+public class IntToRoman {
+    
+    	int value(int toPret){
+	    if(toPret>=1000){
+	        return 1000;
+	    }else if(1000>toPret && toPret>=900){
+	        return 900;
+	    }else if(900>toPret && toPret>=500){
+	        return 500;
+	    }else if(500>toPret && toPret>=400){
+	        return 400;
+	    }else if(400>toPret && toPret>=100){
+	        return 100;
+	    }else if(100>toPret && toPret>=90){
+	        return 90;
+	    }else if(90>toPret && toPret>=50){
+	        return 50;
+	    }else if(50>toPret && toPret>=40){
+	        return 40;
+	    }else if(40>toPret && toPret>=10){
+	        return 10;
+	    }else if(10>toPret && toPret>=9){
+	        return 9;
+	    }else if(9>toPret && toPret>=5){
+	        return 5;
+	    }else if(5>toPret && toPret>=4){
+	        return 4;
+	    }else if(4>toPret && toPret>=1){
+	        return 1;
+	    }else{
+	        return 0;
+	    }
+	}
+    
+    String valStr(int a){
+        if(a==1000){
+            return "M";
+        }
+        if(a==900){
+            return "CM";
+        }
+        if(a==500){
+            return "D";
+        }
+        if(a==400){
+            return "CD";
+        }
+        if(a==100){
+            return "C";
+        }
+        if(a==90){
+            return "XC";
+        }
+        if(a==50){
+            return "L";
+        }
+        if(a==40){
+            return "XL";
+        }
+        if(a==10){
+            return "X";
+        }
+        if(a==9){
+            return "IX";
+        }
+        if(a==5){
+            return "V";
+        }
+        if(a==4){
+            return "IV";
+        }
+        if(a==1){
+            return "I";
+        }
+        
+        return "";
+    }
+    
+    StringBuffer str = new StringBuffer();
+	public String intToRoman(int a) {
+	
+    int toRepeat = value(a);
+    String corString = valStr(toRepeat);
+    for(int i =0;i<(a/toRepeat);i++){
+        str.append(corString);
+    }
+    if((a%toRepeat)>0)
+        intToRoman(a%toRepeat);
+    return str.toString();
+	   
+	}
+	
+	
+	public static void main(String[] s){
+			
+			int intVal =  11128;
+			System.out.println(new IntToRoman().intToRoman(intVal));
+		
+		}
+	
+}
\ No newline at end of file
diff --git a/Conversions/RomanToInt.java b/Conversions/RomanToInt.java
new file mode 100644
index 000000000000..0927edf10a23
--- /dev/null
+++ b/Conversions/RomanToInt.java
@@ -0,0 +1,51 @@
+public class RomanToInt {
+     int value(String a){
+	        if(a.equals("I")){
+	            return 1;
+	        }else if(a.equals("V")){
+	            return 5;
+	        }else
+	        if(a.equals("X")){
+	            return 10;
+	        }else
+	        if(a.equals("L")){
+	            return 50;
+	        }else if(a.equals("C")){
+	            return 100;
+	        }else
+	        if(a.equals("D")){
+	            return 500;
+	        }else
+	        if(a.equals("M")){
+	            return 1000;
+	        }else{
+	            return 0;
+	        }
+	    }
+	public int romanToInt(String a1) {
+	    int total = 0;
+	    for(int i=0;i<a1.length();i++){
+	        String s1 = a1.charAt(i)+"";
+	        if(i!=a1.length()-1){
+	            String s2 = a1.charAt(i+1)+"";
+	            if(value(s1)>=value(s2)){
+	                total+=value(s1);
+	            }else{
+	                total = total-value(s1)+value(s2);
+	                i++;
+	            }
+	        }else{
+	            total+=value(s1);
+	        }
+	    }
+	    return total;
+	}
+
+		public static void main(String[] s){
+			
+			String romanVal = "XIV";
+			System.out.println(new RomanToInt().romanToInt(romanVal));
+		
+		}
+	
+	}
\ No newline at end of file