package leetcode.剑指Offer.替换空格;
public class LeetCode {
public static void main(String[] args) {
System.out.println(new Solution().replaceSpace("i s, 20"));
}
}
class Solution {
public String replaceSpace(String s) {
StringBuilder stringBuilder = new StringBuilder();
for (char c : s.toCharArray()) {
if (c == ' ') {
stringBuilder.append("%20");
} else {
stringBuilder.append(c);
}
}
return stringBuilder.toString();
}
}
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