add 1706 ts solution

Author: JeremyXXXuuu

Problems/24-Where-Will-the-Ball-Fall/1706.ts

@@ -0,0 +1,33 @@
+function findBall(grid: number[][]): number[] {
+  let m = grid.length;
+  let n = grid[0].length;
+  let res: number[] = [];
+
+  for (let i = 0; i < n; i++) {
+    let x = 0,
+      y = i;
+    while (x < m) {
+      if (grid[x][y] === 1) {
+        if (y === n - 1) {
+          break;
+        } else if (grid[x][y + 1] === -1) {
+          break;
+        }
+        x++;
+        y++;
+      } else {
+        if (y === 0) {
+          break;
+        } else if (grid[x][y - 1] === 1) {
+          break;
+        }
+        x++;
+        y--;
+      }
+    }
+    if (x === m) {
+      res.push(y);
+    } else res.push(-1);
+  }
+  return res;
+}