Merge pull request #834 from Hitesh4278/coin-change

Added Solution for Coin Change Problem - Issue No - #749

Author: ajay-dhangar

dsa-problems/leetcode-problems/0300-0399.md

@@ -147,7 +147,7 @@ export const problems = [
         "problemName": "322. Coin Change",
         "difficulty": "Medium",
         "leetCodeLink": "https://leetcode.com/problems/coin-change/",
-        "solutionLink": "#"
+        "solutionLink": "/dsa-solutions/lc-solutions/0300-0399/coin-change"
     },
     {
         "problemName": "323. number-of-connected-components-in-an-undirected-graph",