lunzi

package test;

public class TestOper {

	public static void main(String[] args) {
		int i = 10;
		int n = i++%5;
		System.out.println("i="+i);//11
		System.out.println("n="+n);//0
		
		char c = 'c';
		if(Character.isUpperCase(c)){
			System.out.println("c="+c);
		}
		if(Character.isLowerCase(c)){
			System.out.println(c);
		}
		
		int[] arrayOfInts = {1,3,2,4,5};
		int searchFor =3;
		boolean foundInt = false;
		i=0;
		for(;i<arrayOfInts.length;i++){
			if(arrayOfInts<i>==searchFor){
				foundInt = true;
				break;
			}
		}
		System.out.println(foundInt);
		for(int j = arrayOfInts.length;--j>=0;){
			for(int k=0;k<j;k++){
				if(arrayOfInts[k]>arrayOfInts[k+1]){
					int temp = arrayOfInts[k];
					arrayOfInts[k]=arrayOfInts[k+1];
					arrayOfInts[k+1]=temp;
				}
			}
		}
		for(int l=0;l<arrayOfInts.length;l++){
			System.out.println(arrayOfInts[l]+":"+arrayOfInts[l]);
		}
	}

}