행렬의 곱셉 / 심화

Author: juhee067

juhee067/[week1]Array/procession_multiply.js

@@ -0,0 +1,16 @@
+function solution(arr1, arr2) {
+  const row = arr1.length;
+  const col1 = arr1[0].length;
+  const col2 = arr2[0].length;
+  const answer = [];
+  const result = Array.from(Array(row), () => Array(col2).fill(0));
+
+  for (let i = 0; i < row; i++) {
+    for (let j = 0; j < col2; j++) {
+      for (let k = 0; k < col1; k++) {
+        result[i][j] += arr1[i][k] * arr2[k][j];
+      }
+    }
+  }
+  return result;
+}