POJ 1035问题解答

#include <iostream>
#include <cstdio>
#include <cmath>

#include <string>
#include <vector>

using namespace std;

bool compSameLen(char* first, char* second)
{
char* pCur = first;
int cnt = 0;

while (*pCur)
{
char* ret = strchr(second, *pCur);
if (ret)
{
cnt++;
}

pCur++;
}

if (cnt == strlen(first) - 1)
{
return true;
}

return false;

}

bool compLessLen(char* buf, char* dictStr)
{
char* pCur = buf;
int cnt = 0;

while (*pCur)
{
char* ret = strchr(dictStr, *pCur);
if (ret)
{
cnt++;
}

pCur++;
}

if (cnt == strlen(buf))
{
return true;
}

return false;

}

bool compMoreLen(char* buf, char* dictStr)
{
char* pCur = dictStr;
int cnt = 0;

while (*pCur)
{
char* ret = strchr(buf, *pCur);
if (ret)
{
cnt++;
}

pCur++;
}

if (cnt == strlen(dictStr))
{
return true;
}

return false;

}

int main()
{
vector<string> dict;

char buf[32];
while (true)
{
gets_s(buf);

if (strcmp(buf, "#") == 0)
{
break;
}

dict.push_back(buf);

}

while (true)
{
gets_s(buf);

if (strcmp(buf, "#") == 0)
{
break;
}

char dictStr[32];
vector<string> replaceStrs;
for (int i = 0; i < dict.size(); i++)
{
strcpy_s(dictStr, dict[i].c_str());

if (strcmp(buf, dictStr) == 0)
{
printf("%s is correct\n",buf);
goto GH;
}

int curLen = strlen(buf);
int dictLen = strlen(dictStr);

if (curLen == dictLen)
{
bool ret = compSameLen(buf,dictStr);
if (ret)
{
replaceStrs.push_back(dictStr);
}
}
else if (curLen == dictLen - 1)
{
bool ret = compLessLen(buf,dictStr);
if (ret)
{
replaceStrs.push_back(dictStr);
}
}
else if (curLen == dictLen + 1)
{
bool ret = compMoreLen(buf,dictStr);
if (ret)
{
replaceStrs.push_back(dictStr);
}
}

}

if (replaceStrs.empty())
{
printf("%s:", buf);
}
else
{
char output[256];
sprintf_s(output, "%s:", buf);

for (int k = 0; k < replaceStrs.size(); k++)
{
strcat_s(output, " ");
strcat_s(output, replaceStrs[k].c_str());
}

printf("%s", output);
}

GH:continue;

}

}