4344번: 평균은 넘겠지

 

4344번: 평균은 넘겠지 (acmicpc.net)

4344번: 평균은 넘겠지

 

N=int(input())
A=[]
average=[]
K=[]
M=[]

for i in range(N):
    A.append(list(map(int,input().split())))


for i in range(0,N):
    S=0
    count=A[i][0]
    for j in range(1,len(A[i])):
        S+=A[i][j]
    average.append(S/count)


for i in range(0,N):
    C=0
    avg=average[i]
    for j in range(1,len(A[i])):
        if A[i][j]>avg:
            C+=1
    K.append(C)

for i in range(N):
    M.append(round(K[i]/A[i][0]*100,3))
    print("%0.3f%%" % M[i])