day 23-q1 cpp added #446

Author: Tech-neophyte

day-23/q1/Tech-neophyte--c.md

@@ -0,0 +1,23 @@
+## Cpp code:
+```
+class Solution {
+public:
+    int minFallingPathSum(vector<vector<int>>& matrix) {
+        int n = matrix.size();
+    for(int i=1;i<n;i++){
+        for (int j=0;j<n;j++){
+            int miniv=matrix[i-1][j];
+            if (j>0){
+                miniv=min(miniv, matrix[i-1][j-1]);
+            }
+            if(j<n-1){
+                miniv=min(miniv,matrix[i-1][j+1]);
+            }
+            matrix[i][j]+=miniv;
+        }
+    }
+    sort(matrix[n-1].begin(), matrix[n-1].end());
+return matrix[n-1][0];
+}
+};
+```