OJ-Problems-Source/HDOJ/1336_autoAC.cpp

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2016-08-13 23:51:27 +08:00
#include <iostream>
#include <string>
#include <map>
#include <algorithm>
using namespace std;
map<string , int> table;
int main()
{
int cnt = 1;
for(char i = 'a'; i <= 'z'; ++i)
{
string tmp;
tmp += i;
table[tmp] = cnt ++;
}
for(char i = 'a'; i <= 'z'; ++i)
for(char j = i + 1; j <= 'z'; ++j)
{
string tmp;
tmp += i;tmp += j;
table[tmp] = cnt ++;
}
for(char i = 'a'; i <= 'z'; ++i)
for(char j = i + 1; j <= 'z'; ++j)
for(char k = j + 1; k <= 'z'; ++k)
{
string tmp;
tmp += i;tmp += j;tmp += k;
table[tmp] = cnt ++;
}
for(char i = 'a'; i <= 'z'; ++i)
for(char j = i + 1; j <= 'z'; ++j)
for(char k = j + 1; k <= 'z'; ++k)
for(char l = k + 1; l <= 'z'; ++l)
{
string tmp;
tmp += i;tmp += j;tmp += k;tmp += l;
table[tmp] = cnt ++;
}
for(char i = 'a'; i <= 'z'; ++i)
for(char j = i + 1; j <= 'z'; ++j)
for(char k = j + 1; k <= 'z'; ++k)
for(char l = k + 1; l <= 'z'; ++l)
for(char m = l + 1; m <= 'z'; ++m)
{
string tmp;
tmp += i;tmp += j;tmp += k;tmp += l;tmp += m;
table[tmp] = cnt ++;
}
string word;
while(cin >> word)
{
map<string , int>::iterator it = table.find(word);
if(it == table.end())
{cout << 0 << endl;}
else
{cout << it->second << endl;}
}
return 0;
}