题解 | 左侧严格小于计数

import sys
n=int(input())
a= list (map(int,input().split()))

b=[]

for i in range(n):
    count=0#j<i  i=5shij=01234
    for j in range(i):
        if a[j]<a[i]:
            count=count+1
    b.append(count)
print(' '.join(map(str,b)))

n = int(input())
a = list(map(int, input().split()))

b = []
for i in range(n):
    count = 0
    for j in range(i):  # j < i
        if a[j] < a[i]:
            count += 1
    b.append(count)

print(' '.join(map(str, b)))

for i in range(n):

count = 0

for j in range(i): # j < i