Untitled

D = 140
n = 4
a = [15, 25, 35, 25]
d = [1, 2, 1, 2]
t = [0.8, 0.8, 0.8, 0.8]
S = 5


def checkVaccine(D):
    i = 0
    amin = []
    for e in a:
        amin.append(round(e*t[i]))
        i += 1
    i = 0
    for e in amin:
        D -= e*d[i]
        if D < 0:
            print("No-instance")
            return
        i += 1
    if D > 0:
        print(D)
        i = 0
        for e in a:
            rem = round((e-amin[i])*d[i])
            if rem <= D:
                D -= rem
            else:
                D = 0
                print("Yes-instance")
                return
            i += 1
    if D > S:
        print("No2-instance")
    else:
        print("Yes2-instance")


checkVaccine(D)