def intro_statement():
    print("This program reads exam/homework scores\n"
          "and reports your overall course grade.")

def midterm1():
    print("Midterm 1:")
    weight=int(input("Weight (0-100)? "))
    score=int(input("Score earned?? "))
    if (score>=100):
        score=100
    shift=int(input("Were scores shifted (1=yes, 2=no)? "))
    if (shift==1):
        shift_points=int(input(("How many points were shifted? ")))
        total=int(score+shift_points)
        if (total>=100):
            total=100
        print("Total points = "+str(total)+" / 100")
    if (shift==2):
        total=int(score)
        if (total>=100):
            total=100
        print("Total points = "+str(total)+" / 100")
    weighted_score=float((total*weight)/100)
    print("Weighted score = "+str(round(weighted_score,1))+" / "+str(weight))
    print()

def midterm2():
    print("Midterm 2:")
    weight=int(input("Weight (0-100)? "))
    score=int(input("Score earned?? "))
    if (score>=100):
        score=100
    shift=int(input("Were scores shifted (1=yes, 2=no)? "))
    if (shift==1):
        shift_points=int(input(("How many points were shifted? ")))
        total=int(score+shift_points)
        if (total>=100):
            total=100
        print("Total points = "+str(total)+" / 100")
    if (shift==2):
        total=int(score)
        if (total>=100):
            total=100
        print("Total points = "+str(total)+" / 100")
    weighted_score=float((total*weight)/100)
    print("Weighted score = "+str(round(weighted_score,1))+" / "+str(weight))
    print()
def final():
    print("Final:")
    weight=int(input("Weight (0-100)? "))
    score=int(input("Score earned?? "))
    if (score>=100):
        score=100
    shift=int(input("Were scores shifted (1=yes, 2=no)? "))
    if (shift==1):
        shift_points=int(input(("How many points were shifted? ")))
        total=int(score+shift_points)
        if (total>=100):
            total=100
        print("Total points = "+str(total)+" / 100")
    if (shift==2):
        total=int(score)
        if (total>=100):
            total=100
        print("Total points = "+str(total)+" / 100")
    weighted_score=float((total*weight)/100)
    print("Weighted score = "+str(round(weighted_score,1))+" / "+str(weight))
    print()



def main():
    intro_statement()
    midterm1()
    midterm2()
    final()

main()