1848.cpp

这是哈尔滨工业大学acmOJ的源代码

/*  This Code is Submitted by wywcgs for Problem 1848 on 2005-03-28 at 15:45:00 */ 
#include <stdio.h>
#define  fabs(a)  (((a)>0)?(a):(-(a)))

int main()
{
    int n, a[2], sub[3000];
    int i, flag, temp;
    
    while(scanf("%d", &n) == 1){
        if(n != 0){
            scanf("%d", &a[0]);
        }    
        if(n == 1){
            printf("Jolly\n");
        }else{
            flag = 1;
            for(i = 0; i < 3000; i++){
                sub[i] = 0;
            }    
            for(i = 1; i < n; i++){
                scanf("%d", &a[1]);
                temp = fabs(a[1]-a[0]);
                if(temp >= n){
                    flag = 0;
                    while(getchar() != '\n')
                        ;
                    break;
                }else{
                    if(sub[temp] == 1){
                        flag = 0;
                        while(getchar() != '\n')
                            ;
                        break;
                    }else{
                        sub[temp] = 1;
                    }
                }
                a[0] = a[1];
            }
            if(flag == 1){
                printf("Jolly\n");
            }else{
                printf("Not jolly\n");
            }
        }
    }
    
    return 0;
}