include<stdio.h>intmain(){intarr[]={1,3,4,5,7,8,9,10,12,2};intmax=arr[0];intleft=0;intright=sizeof(arr)/sizeof(arr[0]);for(left=0;left<=right;left){if(arr[left]>max){max=arr[left];}}printf("最大值为%d",max);return0;}