题解 | #班级成绩输入输出#

#一个笨方法，憋笑
n1=list(map(float,input().split()))
n2=list(map(float,input().split()))
n3=list(map(float,input().split()))
n4=list(map(float,input().split()))
n5=list(map(float,input().split()))
n1.append(sum(n1))
n2.append(sum(n2))
n3.append(sum(n3))
n4.append(sum(n4))
n5.append(sum(n5))
print(' '.join(str(i) for i in n1))
print(' '.join(str(i) for i in n2))
print(' '.join(str(i) for i in n3))
print(' '.join(str(i) for i in n4))
print(' '.join(str(i) for i in n5))