suswaram
diff --git a/‎.Rhistory‎ b/‎.Rhistory‎
diff --git a/‎cachematrix.R‎
Lines changed: 25 additions & 1 deletion b/‎cachematrix.R‎
Lines changed: 25 additions & 1 deletion
@@ -4,12 +4,36 @@
 ## Write a short comment describing this function
 
 makeCacheMatrix <- function(x = matrix()) {
-
+  inverse <- NULL
+  
+  inv <- NULL
+  set <- function(y) {
+    x <<- y
+    inv <<- NULL
+  }
+    get <- function() x
+   setinv <- function(inverse) inv <<- inverse
+    getinv <- function() inv
+    list(set = set, get = get, setinv = setinv, getinv = getinv)
+}
 }
 
 
 ## Write a short comment describing this function
 
 cacheSolve <- function(x, ...) {
         ## Return a matrix that is the inverse of 'x'
+  inv <- x$getinv()
+  
+  if (!is.null(inv)) {
+    message("print cached data")
+    return(inv)
+  }
+ 
+  data <- x$get()
+  inv <- solve(data, ...)
+  
+  x$setinv(inv)
+
+  inv
 }