Update: Rename folder name to XSMOJ

XSMOJ/计算矩阵边缘元素之和.cpp

@@ -0,0 +1,19 @@
+#include <iostream>
+#include <iomanip>
+using namespace std;
+int main(){
+	int a,b,c=0,d[100][100];
+	cin >>a>>b;
+	for(int i=0;i<a;i++){
+		for(int j=0;j<b;j++){
+			cin >>d[i][j];
+			if(i==0 || j==0 || i==(a-1) || j==(b-1)){
+				c+=d[i][j];
+			}
+		}
+	}
+	cout <<c;
+	return 0;
+}
+
+