Python3 代码

n = int(input())

c = r = f = 0

for i in range (n):
    e = input().split()
    if e[1] == "C":
        c += int(e[0])
    elif e[1] == "R":
        r += int(e[0])
    elif e[1] == "F":
        f += int(e[0])

total = c + r + f

print ("Total:", total, "animals")
print ("Total coneys:", c)
print ("Total rats:", r)
print ("Total frogs:", f)
print ("Percentage of coneys:",f'{c * 100/total:.2f}', "%")
print ("Percentage of rats:", f'{r * 100/total:.2f}',  "%")
print ("Percentage of frogs:", f'{f * 100/total:.2f}', "%")