输入0的时候好像就不对，有不止一个-的情况是不是也要考虑？
这题我一直wa，迷茫
> #include<string.h>
> #include<stdio.h>
> #include<stdlib.h>
> 
> char result[100000][15];
> 
> int compare(const void * a,const void * b);
> 
> int main()
> {
> 	char Letters[25]="ABCDEFGHIJKLMNOPRSTUWXY";
> 	char integers[25]="222333444555666777888999";
> 	int N;scanf("%d\n", &N);
> 	if(N==0) return 1;
> 	char teleNum[15];
> 	int i=0,value=1;
> 	for(i=0 ; i < N ; i++)
> 	{
> 		scanf("%s",teleNum);
> 		int len=strlen(teleNum),sign=0,k=0;
> 		char chr; 
> 		for(k=0;k<=len;k++)
> 		{
> 			chr=teleNum[k]; 
> 			if(chr=='Q'||chr=='Z') break;
> 			if(chr=='-') continue;
> 			
> 			else if(chr<='Z'&&chr>='A')
> 			{int j=0;
> 				for(j=0;j<24;j++)
> 				if(chr==Letters[j]) break;
> 				chr=integers[j];
> 			}
> 			sprintf(result[i],"%s%c",result[i],chr);
> 			sign++;
> 			if(sign==3) 
> 			sprintf(result[i],"%s%c",result[i],'-'); 
> 			
> 		}
> 	}
> 	//排序
> 	printf("%\n");
> 	qsort((void *)result, N, sizeof(result[0]),compare);
> //	printf("%\n");
> 	for(int q=0;q<N;q++)printf("%s\n",result[q]);
> 	int repeat=1,j=0;
> 	for(i=0;i<N;)
> 	{
> 		repeat=1;
> 		if( strcmp(result[i],"ZQ")==0) continue;
> 		for(j=i+1;j<N && strcmp(result[i],result[j])==0;j++)
> 			repeat++;
> 		
> 	//	if(i==N-2 &&
> 		if(repeat!=1)
> 		{
> 			printf("%s %d\n",result[i],repeat);
> 			value=0;
> 		}
> 		i=j;
> 	}
> 	if(value)printf("No duplicates.\n");
> 	return 1;
> }
> 			
> int compare(const void * a,const void * b)
> {
> 	return strcmp((char *)a,(char *)b);
> }