From 035120f9316ae3d0abd9e16130e17360886987f6 Mon Sep 17 00:00:00 2001
From: wolves <yangwolves@foxmail.com>
Date: Wed, 4 Mar 2026 17:45:45 +0800
Subject: [PATCH] routine

---
 26/03/1582.go | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 26/03/1582.go

diff --git a/26/03/1582.go b/26/03/1582.go
new file mode 100644
index 0000000..b779f5d
--- /dev/null
+++ b/26/03/1582.go
@@ -0,0 +1,28 @@
+package A
+
+func numSpecial(mat [][]int) int {
+	res := 0
+	x := make(map[int]int)
+	y := make(map[int]int)
+	for i, row := range mat {
+		for j, v := range row {
+			if v == 0 {
+				continue
+			}
+			x[i]++
+			y[j]++
+		}
+	}
+	for i, row := range mat {
+		for j, v := range row {
+			if v == 0 {
+				continue
+			}
+			if x[i] == 1 && y[j] == 1 {
+				res++
+			}
+
+		}
+	}
+	return res
+}