题解 | #替换空格#
替换空格
https://www.nowcoder.com/practice/4060ac7e3e404ad1a894ef3e17650423
class Solution {
public:
void replaceSpace(char *str,int length) {
int i=length-1;
while (i-->=0) {
if (str[i]==' ') {
length+=2;
for (int j=length-1; j>i; j--){
str[j]=str[j-2];
}
str[i]='%';
str[i+1]='2';
str[i+2]='0';
}
}
}
};
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