CCF CSP 202006-1 线性分类器

202006-1 线性分类器

第一次做是0分，经过修改终于100分了！

data = list(map(int,input().split()))
n,m=data[0],data[1]
li = []
test = []
flag = 'No'
for _ in range(n):
    li.append(list(input().split()))
for _ in range(m):
    test.append(list(map(int,input().split())))
for d in test:
    li_s = []
    li_l = []
    d1,d2,d3 = d[0],d[1],d[2]
    for x in li:
        x1,x2,t = int(x[0]),int(x[1]),x[2]
        cal = d[0]+d[1]*x1+d[2]*x2
        if cal<0:
            li_s.append(t)
        else:
            li_l.append(t)
    if ("A" in li_s and "B" in li_s) or ("A" in li_l and "B" in li_l):
        print('No')
        continue
    else:
        print('Yes')