解题思路:
利用String对象中的不区分大小(equalsIgnoreCase())方法便可方便
注意事项:
参考代码:
public class 字符串对比 { public static int equ(String s1,String s2){ int s1Length = s1.length(); int s2Length = s2.length(); int ans=0; if (s1Length != s2Length) { ans=1; } if (s1Length == s2Length && s1.equals(s2)) { ans=2; } if (s1Length == s2Length && s1.equalsIgnoreCase(s2) && !s1.equals(s2)) { ans= 3; } if (s1Length == s2Length && !s1.equalsIgnoreCase(s2) && !s1.equals(s2)) { ans= 4; } return ans; } public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String s1 = scanner.next(); String s2 = scanner.next(); int equ = equ(s1, s2); System.out.println(equ); } }
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