NYOJ题目457大小写互换
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" alt="" />
-------------------------------
AC代码:
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=Integer.parseInt(sc.nextLine()); while(n-->0){ char cs[]=sc.nextLine().toCharArray(); for(int i=0;i<cs.length;i++){
if(cs[i]>='a' && cs[i]<='z') cs[i]-=32;
else cs[i]+=32;
} System.out.println(new String(cs)); } } }
题目来源: http://acm.nyist.net/JudgeOnline/problem.php?pid=457
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