feat(decimal-Binary) : WAP to convery binary to deciaml and vice versa

ronit/c/decimal-binary.c

@@ -0,0 +1,98 @@
+/* Brief -  This program is used to convert binary 2 decimal and vice-versa  
+Explanation - This will convert the numbers and parallely will check whether input number is
+                right or not
+*/
+#include <stdio.h>
+
+void get_user_number(int option, int *number);
+int convert_Dec2Bin(int in_num);
+int convert_Bin2Dec(int in_num);
+
+void main()
+{
+    int run_again = 0, option_number = 0;
+    int input_number, out_binNumber,out_decNumber, ret = 0;
+    do
+    {
+        printf("Press 1 to run Binary 2 Decimal and press 2 run Deciaml 2 Binary\r\n");
+        scanf("%d", &option_number);
+        if(option_number == 1)
+        {
+            get_user_number(option_number, &input_number);
+            out_decNumber = convert_Bin2Dec(input_number);
+            if(out_decNumber != -1)
+                printf("Output Decimal number is - %d\r\n", out_decNumber);
+            else
+               printf("Input number is wrong\r\n");
+
+        }
+        else if(option_number == 2)
+        {
+            get_user_number(option_number, &input_number);
+            out_binNumber = convert_Dec2Bin(input_number);
+            if(out_binNumber != -1)
+                printf("Output Binary number is - %d\r\n", out_binNumber);
+            else
+               printf("Input number is wrong\r\n");
+
+        }
+        else
+        {
+            printf("Give correct input to run\r\n");
+        }
+        printf("Do you want to run program again\r\n");
+        scanf("%d", &run_again);
+    } while (run_again);
+
+
+}
+
+void get_user_number(int option, int *number)
+{
+    if(option == 1)
+    {
+        printf("Give Input Binary number\r\n");
+        scanf("%d",number);
+    }
+    else if(option == 2)
+    {
+        printf("Give Decimal Input number\r\n");
+        scanf("%d",number);
+    }
+
+}
+
+/* Brief - To convert decimal number into binary    */
+int convert_Dec2Bin(int in_num)
+{
+    int Binary_number = 0, multiplier = 1;
+    while(in_num > 0)
+    {
+        Binary_number   += multiplier*(in_num%2);
+        in_num        = in_num/2;
+
+        multiplier = 10*multiplier;
+    }
+    return Binary_number;
+}
+
+/* Brief - To convert binary number into decimal    */
+int convert_Bin2Dec(int in_num)
+{
+    int Decimal_number = 0, remainder,multiplier = 1;
+    while(in_num > 0)
+    {
+        remainder = in_num%10;
+        if(remainder == 0 || remainder == 1)
+        {
+            Decimal_number += multiplier*(remainder);   // multiplier is used to multiply it by 2
+            in_num = in_num/10;
+            multiplier *= 2;
+        }
+        else
+        {
+            return -1;      // To indicate if binary number have other 0 and 1
+        }
+    }
+    return Decimal_number;
+}