题解 | 牛牛的替换
牛牛的替换
https://www.nowcoder.com/practice/f2a107dbb99243798d3048a672e8f747
n = list(input().split())
a = list(input())
for i in range(int(n[0])):
if a[i] == n[1]:
a[i] = n[2]
if a[i] == n[3]:
a[i] = n[4]
if a[i] == n[3]:
a[i] = n[4]
print("".join(a))
