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1002 Wrong Answer 大侠帮忙看看,示例输入可以得到正确答案代码:
#include<stdio.h>
char getDigit(char ch)
{
if(ch<='9' && ch>='0') return ch-'0';
char num = ch-'A';
if(num > 15) num--;
return num/3 + 2;
}
void transform(char s[], int p[])
{
int i,j;
for(i=0,j=0; i<15; i++)
{
if(j==7 || s[i]=='\0') break;
if(s[i] != '-') p[j++]=getDigit(s[i]);
}
}
int compare(int a[], int b[])
{
int i;
for(i=0; i<7; i++)
{
if(a[i]<b[i]) return -1;
else if(a[i]>b[i]) return 1;
}
return 0;
}
int partition(int *list[], int start, int end)
{
int i=start,j=start+1;
int *pivot=list[start], *temp;
for(;j<=end;j++)
{
if(compare(list[j],pivot)<=0) //小于枢纽
{
temp = list[++i];
list[i]=list[j];
list[j]=temp;
}
}
temp = list[start];
list[start] = list[i];
list[i] = temp;
return i;
}
void quiksort(int *list[], int start, int end)
{
if(start>=end) return;
int index = partition(list,start,end);
quiksort(list,start,index-1);
quiksort(list,index+1,end);
}
void print(int a[], int count)
{
int i=0;
for(;i<7;i++)
{
printf("%d",a[i]);
if(i==2) printf("-");
}
printf(" %d\n",count);
}
int main()
{
int n,i,j,count,rcount=0;
char s[15];
scanf("%d", &n);
int list[n][7];
int *p[n];
for(i=0; i<n; i++)
{
scanf("%s", s);
transform(s,list[i]);
p[i]=list[i];
}
quiksort(p,0,n-1);
for(i=0; i<n; i++)
{
count=1;
j=i+1;
while(j<n && compare(p[i],p[j])==0)
{
count++;
j++;
}
if(count>1)
{
print(p[i],count);
rcount++;
i=j-1;
}
}
if(rcount==0) printf("No duplicates.\n");
return 0;
}
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