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各位高手帮忙看看;为啥是WA?

Posted by 90305113 at 2004-01-01 15:58:59 on Problem 1002
#include <stdio.h>
void main(){
	char a[100][7],b;
	int n,i,j,x,s=0,p=1,d[100],r=0,k,q;
	long int w[100][2];
	scanf("%d",&n);
	for(i=0;i<n;i++){
		for(j=0;j<7;j++){
	    scanf("%c",&b);
		if(b>=48&&b<=57) a[i][j]=b;
		else if(b>=65&&b<=67) a[i][j]='2';
        else if(b>=68&&b<=70) a[i][j]='3';
        else if(b>=71&&b<=73) a[i][j]='4';
        else if(b>=74&&b<=76) a[i][j]='5';
		else if(b>=77&&b<=79) a[i][j]='6';
		else if(b>=80&&b<=83) a[i][j]='7';
		else if(b>=84&&b<=86) a[i][j]='8';
		else if(b>=87&&b<=99) a[i][j]='9';
		else j=j-1;
		}
	}
for(i=0;i<n;i++) d[i]=1;
    for(i=0;i<n;i++){
		if(a[i][0]=='e') continue;
		 else {
		  for(j=i+1;j<n;j++){s=0;
			  for(x=0;x<7;x++){
				  if(a[i][x]==a[j][x]) s=s+1;
			  }
			  if(s==7) {
				  a[j][0]='e';
				  d[i]=d[i]+1;
				  d[j]=0;
			  }
		  }
		}
	}
    for(i=0;i<n;i++){
		w[i][0]=0;
		if(a[i][0]!=101&&d[i]>1){
			r=1;
			for(j=0;j<7;j++)
			 w[i][0]=(a[i][j]-48)+w[i][0]*10;
		}
	}
		for(q=0;q<n;q++){k=0;for(j=0;j<n;j++){if(w[k][0]==0)k++;
			  else break;}	  
          for(i=0;i<n;i++){
			  
              if(w[i][0]!=0&&w[k][0]>w[i][0])k=i;
		  }
		  
		  if(a[k][0]!=101&&d[k]>1){
           for(j=0;j<3;j++)
			printf("%c",a[k][j]);
			printf("-");
		   for(j=3;j<7;j++)
            printf("%c",a[k][j]);
			printf(" %d\n",d[k]);
		  }w[k][0]=0;
		}
	
	if(r==0) printf("No duplicates. \n");

}



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