题解 | 压缩字符串(一)

#
# 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
#
# 
# @param param string字符串 
# @return string字符串
#
class Solution:
    def compressString(self , param: str) -> str:
        # write code here
        result=""
        n=len(param)
        count=0
        for i in range(n):
            count+=1
            if i==n-1 or param[i]!=param[i+1]:
                result+=param[i]
                if count>1:
                    result+=str(count)
                count=0    
        return result