单次查找和替换两个变量中的相同字符

def replace_same_chars(var1, var2, new_char):
    for char in var1:
        if char in var2:
            var1 = var1.replace(char, new_char, 1)  # 单次替换
    return var1, var2

var1 = "abcde"
var2 = "xyzde"
new_char = "*"
result = replace_same_chars(var1, var2, new_char)
print("替换后的var1:", result[0])
print("替换后的var2:", result[1])

public class ReplaceSameChars {
    public static void main(String[] args) {
        String var1 = "abcde";
        String var2 = "xyzde";
        String newChar = "*";
        String replacedVar1 = replaceSameChars(var1, var2, newChar);
        System.out.println("替换后的var1: " + replacedVar1);
        System.out.println("替换后的var2: " + var2);
    }

    public static String replaceSameChars(String var1, String var2, String newChar) {
        for (char c : var1.toCharArray()) {
            if (var2.contains(String.valueOf(c))) {
                var1 = var1.replaceFirst(String.valueOf(c), newChar);  // 单次替换
            }
        }
        return var1;
    }
}