做此题时,我觉得没什么难度,只要案例过了,我的程序就过了。当然。我不是一遍写成功的,这次的耗时点还是循环,
循环里的mystrcmp()没处理好,还有就是count是从1开始的,
#include <iostream>
#include <string>
#include <cstring>
#include <cstdlib>
using namespace std;
int fin (string & s)
{
for(int i = 0; i < s.size(); i++)
{
if(s[i] == ' ') return i;
}
}
int mystrcmp(string &a, string &b,int len)
{
for(int i = 0; i < len; i++)
{
//cout<<a[i]<<b[i]<<endl;
if(a[i] != b[i])return 1;
}
return 0;
}
int com(const void *a,const void *b)
{
string *c = (string*)a;
string *d = (string*)b;
return strcmp(c->data(),d->data());
}
int main ()
{
int n ;
cin>>n;
cin.get();
string s[n];
for(int i = 0; i < n; i++)
{
getline(cin,s[i]);
//cout<<s[i]<<endl;
}
qsort(s,n,sizeof(s[0]),com);
int len = fin(s[0]);
int count = 1;
for(int i = 0; i < n; i++)
{
if(len == fin(s[i])&&i&&!mystrcmp(s[i],s[i-1],len))
{
//if(i&&)
count++;
}
else
{
if(i)
{
for(int k = 0 ; k < len; k ++)
{
cout<<s[i-1][k];
}
cout<<" "<<count<<endl;
}
len = fin(s[i]);
count = 1;
}//cout<<" **"<<endl;
if(i== n-1)
{
for(int k = 0 ; k < len; k ++)
{
cout<<s[i-1][k];
}
cout<<" "<<count<<endl;
}
}
return 0;
}