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Re:求大神优化,375MSIn Reply To:求大神优化,375MS Posted by:Panamera at 2014-04-11 23:32:11 > #include<stdio.h>
> #include<algorithm>
> #define MAX_N 26
> #define MAX_M 100090
> using namespace std;
> int num[MAX_M];
> int hash[MAX_N]={2,2,2,3,3,3,4,4,4,5,5,5,6,6,6,7,7,7,7,8,8,8,9,9,9,9};
> int main()
> {
> int n;
> //此处数组大小不能开小了,我就是在这上面贡献了几次wrong.
> char s[300]={'\0'};
> scanf("%d",&n);
> getchar();
> for(int i=0;i<n;++i)
> {
> int tmp = 0 ;
> gets(s);
> for(int j=0;s[j];++j)
> {
> if((s[j]>='0'&&s[j]<='9')||(s[j]>='A'&&s[j]<='Y'&&s[j]!='Q'))
> tmp = tmp * 10 + (s[j] <='9' ? s[j] - 48 : hash[s[j]-'A']);
> }
> num[i] = tmp;
> }
> sort(num,num+n);
> num[n] = -1 ;
> bool flag = true;
> for(int i=0,j;i<n;++i)
> {
> if(num[i]!=num[i+1])
> continue;
> for(j=i+1;num[j]==num[i];++j);
> printf("%03d-%04d %d\n",num[i]/10000,num[i]%10000,j-i);
> flag = false;
> i = j - 1;
> }
> if(flag)
> printf("No duplicates.\n");
> return 0;
> }
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