From 50c379c090b50f1e7b848c158b90775c315e3b03 Mon Sep 17 00:00:00 2001
From: psc2uwxgy <huowenhui@stu.xjtu.edu.cn>
Date: Fri, 22 Nov 2024 13:22:08 +0800
Subject: [PATCH] ADD file via upload

---
 2nd.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 2nd.cpp

diff --git a/2nd.cpp b/2nd.cpp
new file mode 100644
index 0000000..6185939
--- /dev/null
+++ b/2nd.cpp
@@ -0,0 +1,27 @@
+#include<stdio.h>
+int main(){
+	float num[3][4];
+	for(int i=0;i<3;i++){
+		for(int j=0;j<4;j++){
+			scanf("%f",&num[i][j]);
+		}
+	}
+	for(int i=0;i<3;i++){
+		float sum=0;
+		for(int j=0;j<=3;j++){
+			if(j==0){
+				printf("%.0f  ",num[i][j]);
+			}else{
+				printf("%.1f  ",num[i][j]);
+				if(j>=1){
+					sum+=num[i][j];
+				}
+				if(j==3){
+					printf("%.1f  \n",sum);
+					sum=0;
+				}
+			}
+		}
+	}
+	return 0;
+}