Added a program for LCM of 2 numbers

C/LCMoftwonumbers.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+int main()
+{
+    int n1, n2, minMultiple;
+    printf("Enter two positive integers: ");
+    scanf("%d %d", &n1, &n2);
+    minMultiple = (n1>n2) ? n1 : n2;
+    while(1)
+    {
+        if( minMultiple%n1==0 && minMultiple%n2==0 )
+        {
+            printf("The LCM of %d and %d is %d.", n1, n2,minMultiple);
+            break;
+        }
+        ++minMultiple;
+    }
+    return 0;
+}