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1.2

package booksTest;

public class p12_1_2 {
    public static void main(String[] args) {
          /*
          ÌâÄ¿ÒªÇó
            ±àд³ÌÐò，¼ÆËã1+2+3+4+5+6+7+8+9+10µÄ½á¹û
           */
        int sum = 0;
        for (int i = 1; i <11 ; i++) {
            sum += i;
        }
        System.out.println("½á¹ûΪ"+sum);
    }
}