Create 5976-check-if-every-row-and-column-contains-all-numbers.js

Author: everthis

5976-check-if-every-row-and-column-contains-all-numbers.js

@@ -0,0 +1,34 @@
+/**
+ * @param {number[][]} matrix
+ * @return {boolean}
+ */
+var checkValid = function(matrix) {
+  const n = matrix.length
+  let res = true
+  for(let i = 0; i < n; i++) {
+    if(!chkRow(i) || !chkCol(i)) {
+      res = false
+      break
+    }
+  }
+  
+  
+  return res
+  
+  function chkRow(i) {
+    const row = matrix[i], set = new Set()
+    for(let i = 0; i < n; i++) {
+      set.add(row[i])
+    }
+    return set.size === n
+  }
+  
+  function chkCol(j) {
+    const set = new Set()
+    for(let i = 0; i < n; i++) {
+      set.add(matrix[i][j])
+    }
+    
+    return set.size === n
+  }
+};