java 9.25
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import java.util.Scanner; public class Test { public static void main(String[] args) { System.out.println("5+5=" + 5 + 5); int a = 3,b; b = a++; System.out.println("a=" + a + ",b=" + b); int a1 = 3,b1; b1 = ++a1; System.out.println("a="+ a +",b=" + b); short s = 3; s = (short) (s + (short)4); System.out.println("s=" + s); System.out.println(6 & 3); System.out.println(6 | 3); System.out.println(6 ^ 3); System.out.println(3 << 2); System.out.println(3 >> 1); int x = 0,y; y = x > 1 ? 100 : 200; System.out.println("y=" + y); Scanner hy = new Scanner(System.in); int h,h1; System.out.println("请依次输入两个整数"); h = new Integer(hy.nextLine()); //int aaa = hy.nextInt(); System.out.println("请输入第二个整数"); h1 = new Integer(hy.nextLine()); int temp = h > h1 ? h : h1; System.out.println(temp); System.out.println("请依次输入三个整数"); int k,k1,k2,temp1,temp2; k = new Integer(hy.nextLine()); k1 = new Integer(hy.nextLine()); k2 = new Integer(hy.nextLine()); temp1 = k > k1 ? k : k1; temp2 = temp1 > k2 ? temp1 : k2; System.out.println(temp2); System.out.println("输入数字1-12"); int month; month = new Integer(hy.nextLine()); if(month >= 3 && month <= 5) { System.out.println("春天"); }else if(month >= 6 && month <= 8) { System.out.println("夏天"); }else if(month >= 9 && month <= 11) { System.out.println("秋天"); }else if(month >= 12 && month <= 2) { System.out.println("冬天"); }else {System.out.println("输入有误!");} System.out.println("输入数字1-12"); int month1; month1 = new Integer(hy.nextLine()); switch(month1){ case ‘3‘: case ‘4‘: case ‘5‘: System.out.println("春天"); break; case ‘6‘: case ‘7‘: case ‘8‘: System.out.println("夏天"); break; case ‘9‘: case ‘10‘: case ‘11‘: System.out.println("秋天"); break; case ‘12‘: case ‘1‘: case ‘2‘: System.out.println("冬天"); break; default: System.out.println("输入有误!"); break; } int v = 1; do { System.out.println("v=" + v); v++; }while(v < 1); int m = 1; while(m < 1) { System.out.println("m=" + m); m++; } int g = 1; for(System.out.println("a"); g < 3;System.out.println("c")) System.out.println("d") g++; System.out.println(g); } }
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