(D2)1948. 날짜 계산기

출처 : sw expert academy

day = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]

T = int(input())
for test_case in range(1, T + 1):
    n1, n2, m1, m2 = map(int, input().split())
    d1 = sum(day[:n1-1])+n2
    d2 = sum(day[:m1-1])+m2
    print(d2-d1+1)