UVALive 6257 Chemist's vows

 #include<iostream>
 #include<string.h>
 #include<stdio.h>
 #include<ctype.h>
 #include<algorithm>
 #include<stack>
 #include<queue>
 #include<set>
 #include<math.h>
 #include<vector>
 #include<map>
 #include<deque>
 #include<list>
 using namespace std;
 char a[];
 char e[];
 int main()
 {
     int n,len;
     cin>>n;
     while(n--)
     {
         cin>>a;
         len=strlen(a);
         memset(e,,sizeof(e));
         int b=;
         for(int i=;i<len;i++)
         {
             if(i==)
             {
             if(
             a[i]=='h'||
             a[i]=='b'||
             a[i]=='c'||
             a[i]=='n'||
             a[i]=='o'||
             a[i]=='f'||
             a[i]=='v'||
             a[i]=='y'||
             a[i]=='i'||
             a[i]=='w'||
             a[i]=='u'||
             a[i]=='k'||
             a[i]=='p'||
             a[i]=='s'
             )
             {
             b=b+;
             e[]=;
             }
             else
             e[]=;
             }
             if(i!=&&e[i-]==)
             {
                 if(
                 (a[i-]=='h'&&a[i]=='e')||
                 (a[i-]=='l'&&a[i]=='i')||
                 (a[i-]=='b'&&a[i]=='e')||
                 (a[i-]=='n'&&a[i]=='e')||
                 (a[i-]=='n'&&a[i]=='a')||
                 (a[i-]=='m'&&a[i]=='g')||
                 (a[i-]=='a'&&a[i]=='l')||
                 (a[i-]=='s'&&a[i]=='i')||
                 (a[i-]=='c'&&a[i]=='l')||
                 (a[i-]=='a'&&a[i]=='r')||
                 (a[i-]=='c'&&a[i]=='a')||
                 (a[i-]=='s'&&a[i]=='c')||
                 (a[i-]=='t'&&a[i]=='i')||
                 (a[i-]=='c'&&a[i]=='r')||
                 (a[i-]=='m'&&a[i]=='n')||
                 (a[i-]=='f'&&a[i]=='e')||
                 (a[i-]=='c'&&a[i]=='o')||
                 (a[i-]=='n'&&a[i]=='i')||
                 (a[i-]=='c'&&a[i]=='u')||
                 (a[i-]=='z'&&a[i]=='n')||
                 (a[i-]=='g'&&a[i]=='a')||
                 (a[i-]=='g'&&a[i]=='e')||
                 (a[i-]=='a'&&a[i]=='s')||
                 (a[i-]=='s'&&a[i]=='e')||
                 (a[i-]=='b'&&a[i]=='r')||
                 (a[i-]=='k'&&a[i]=='r')||
                 (a[i-]=='r'&&a[i]=='b')||
                 (a[i-]=='s'&&a[i]=='r')||
                     //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr",
                 (a[i-]=='z'&&a[i]=='r')||
                 (a[i-]=='n'&&a[i]=='b')||
                 (a[i-]=='m'&&a[i]=='o')||
                 (a[i-]=='t'&&a[i]=='c')||
                 (a[i-]=='r'&&a[i]=='u')||
                 (a[i-]=='r'&&a[i]=='h')||
                 (a[i-]=='p'&&a[i]=='d')||
                 (a[i-]=='a'&&a[i]=='g')||
                 (a[i-]=='c'&&a[i]=='d')||
                 (a[i-]=='i'&&a[i]=='n')||
                 (a[i-]=='s'&&a[i]=='n')||
                 (a[i-]=='s'&&a[i]=='b')||
                 (a[i-]=='t'&&a[i]=='e')||
                 (a[i-]=='x'&&a[i]=='e')||
                 (a[i-]=='c'&&a[i]=='s')||
                 (a[i-]=='b'&&a[i]=='a')||
                 (a[i-]=='h'&&a[i]=='f')||
                 (a[i-]=='t'&&a[i]=='a')||
                 (a[i-]=='r'&&a[i]=='e')||
                 (a[i-]=='o'&&a[i]=='s')||
                 (a[i-]=='i'&&a[i]=='r')||
                 (a[i-]=='p'&&a[i]=='t')||
                 (a[i-]=='a'&&a[i]=='u')||
                 (a[i-]=='h'&&a[i]=='g')||
                 (a[i-]=='t'&&a[i]=='l')||
                 (a[i-]=='p'&&a[i]=='b')||
                 (a[i-]=='b'&&a[i]=='i')||
                     //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr","y","zr"
 //,"nb","mo","tc","ru","rh","pd","ag","cd","in","sn"
 //,"sb","te","i","xe","cs","ba","hf","ta","w","re"
 //,"os","ir","pt","au","hg","tl","pb","bi"
                 (a[i-]=='p'&&a[i]=='o')||
                 (a[i-]=='a'&&a[i]=='t')||
                 (a[i-]=='r'&&a[i]=='n')||
                 (a[i-]=='f'&&a[i]=='r')||
                 (a[i-]=='r'&&a[i]=='a')||
                 (a[i-]=='r'&&a[i]=='f')||
                 (a[i-]=='d'&&a[i]=='b')||
                 (a[i-]=='s'&&a[i]=='g')||
                 (a[i-]=='b'&&a[i]=='h')||
                 (a[i-]=='h'&&a[i]=='s')||
                 (a[i-]=='m'&&a[i]=='t')||
                 (a[i-]=='d'&&a[i]=='s')||
                 (a[i-]=='r'&&a[i]=='g')||
                 (a[i-]=='c'&&a[i]=='n')||
                 (a[i-]=='f'&&a[i]=='l')||
                 (a[i-]=='l'&&a[i]=='v')||
                 (a[i-]=='l'&&a[i]=='a')||
                 (a[i-]=='c'&&a[i]=='e')||
                 (a[i-]=='p'&&a[i]=='r')||
                 (a[i-]=='n'&&a[i]=='d')||
                 (a[i-]=='p'&&a[i]=='m')||
                 (a[i-]=='s'&&a[i]=='m')||
                 (a[i-]=='e'&&a[i]=='u')||
                 //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr","y","zr"
 //,"nb","mo","tc","ru","rh","pd","ag","cd","in","sn"
 //,"sb","te","i","xe","cs","ba","hf","ta","w","re"
 //,"os","ir","pt","au","hg","tl","pb","bi","po","at"
 //,"rn","fr","ra","rf","db","sg","bh","hs","mt","ds"
 //,"rg","cn","fl","lv","la","ce","pr","nd","pm","sm"
                 (a[i-]=='g'&&a[i]=='d')||
                 (a[i-]=='t'&&a[i]=='b')||
                 (a[i-]=='d'&&a[i]=='y')||
                 (a[i-]=='h'&&a[i]=='o')||
                 (a[i-]=='e'&&a[i]=='r')||
                 (a[i-]=='t'&&a[i]=='m')||
                 (a[i-]=='y'&&a[i]=='b')||
                 (a[i-]=='l'&&a[i]=='u')||
                 (a[i-]=='a'&&a[i]=='c')||
                 (a[i-]=='t'&&a[i]=='h')||
                 (a[i-]=='p'&&a[i]=='a')||
                 (a[i-]=='n'&&a[i]=='p')||
                 (a[i-]=='p'&&a[i]=='u')||
                 (a[i-]=='a'&&a[i]=='m')||
                 (a[i-]=='c'&&a[i]=='m')||
                 (a[i-]=='b'&&a[i]=='k')||
                 (a[i-]=='c'&&a[i]=='f')||
                 (a[i-]=='e'&&a[i]=='s')||
                 (a[i-]=='f'&&a[i]=='m')||
                 (a[i-]=='m'&&a[i]=='d')||
                 (a[i-]=='n'&&a[i]=='o')||
                 (a[i-]=='l'&&a[i]=='r')
                 )
                 {
                     b=b+;
                     e[i]=;
                 }
             }
             if(i!=&&e[i-]==)
             {
                 if(a[i]=='h'||
             a[i]=='b'||
             a[i]=='c'||
             a[i]=='n'||
             a[i]=='o'||
             a[i]=='f'||
             a[i]=='v'||
             a[i]=='y'||
             a[i]=='i'||
             a[i]=='w'||
             a[i]=='u'||
             a[i]=='k'||
             a[i]=='p'||
             a[i]=='s')
             { b=b+;
             e[i]=;}
             else
             e[i]=;
             }
             if(e[i-]==&&i!=)
             {
                 if(
                     a[i]=='h'||
             a[i]=='b'||
             a[i]=='c'||
             a[i]=='n'||
             a[i]=='o'||
             a[i]=='f'||
             a[i]=='v'||
             a[i]=='y'||
             a[i]=='i'||
             a[i]=='w'||
             a[i]=='u'||
             a[i]=='k'||
             a[i]=='p'||
             a[i]=='s'||
                 (a[i-]=='h'&&a[i]=='e')||
                 (a[i-]=='l'&&a[i]=='i')||
                 (a[i-]=='b'&&a[i]=='e')||
                 (a[i-]=='n'&&a[i]=='e')||
                 (a[i-]=='n'&&a[i]=='a')||
                 (a[i-]=='m'&&a[i]=='g')||
                 (a[i-]=='a'&&a[i]=='l')||
                 (a[i-]=='s'&&a[i]=='i')||
                 (a[i-]=='c'&&a[i]=='l')||
                 (a[i-]=='a'&&a[i]=='r')||
                 (a[i-]=='c'&&a[i]=='a')||
                 (a[i-]=='s'&&a[i]=='c')||
                 (a[i-]=='t'&&a[i]=='i')||
                 (a[i-]=='c'&&a[i]=='r')||
                 (a[i-]=='m'&&a[i]=='n')||
                 (a[i-]=='f'&&a[i]=='e')||
                 (a[i-]=='c'&&a[i]=='o')||
                 (a[i-]=='n'&&a[i]=='i')||
                 (a[i-]=='c'&&a[i]=='u')||
                 (a[i-]=='z'&&a[i]=='n')||
                 (a[i-]=='g'&&a[i]=='a')||
                 (a[i-]=='g'&&a[i]=='e')||
                 (a[i-]=='a'&&a[i]=='s')||
                 (a[i-]=='s'&&a[i]=='e')||
                 (a[i-]=='b'&&a[i]=='r')||
                 (a[i-]=='k'&&a[i]=='r')||
                 (a[i-]=='r'&&a[i]=='b')||
                 (a[i-]=='s'&&a[i]=='r')||
                     //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr",
                 (a[i-]=='z'&&a[i]=='r')||
                 (a[i-]=='n'&&a[i]=='b')||
                 (a[i-]=='m'&&a[i]=='o')||
                 (a[i-]=='t'&&a[i]=='c')||
                 (a[i-]=='r'&&a[i]=='u')||
                 (a[i-]=='r'&&a[i]=='h')||
                 (a[i-]=='p'&&a[i]=='d')||
                 (a[i-]=='a'&&a[i]=='g')||
                 (a[i-]=='c'&&a[i]=='d')||
                 (a[i-]=='i'&&a[i]=='n')||
                 (a[i-]=='s'&&a[i]=='n')||
                 (a[i-]=='s'&&a[i]=='b')||
                 (a[i-]=='t'&&a[i]=='e')||
                 (a[i-]=='x'&&a[i]=='e')||
                 (a[i-]=='c'&&a[i]=='s')||
                 (a[i-]=='b'&&a[i]=='a')||
                 (a[i-]=='h'&&a[i]=='f')||
                 (a[i-]=='t'&&a[i]=='a')||
                 (a[i-]=='r'&&a[i]=='e')||
                 (a[i-]=='o'&&a[i]=='s')||
                 (a[i-]=='i'&&a[i]=='r')||
                 (a[i-]=='p'&&a[i]=='t')||
                 (a[i-]=='a'&&a[i]=='u')||
                 (a[i-]=='h'&&a[i]=='g')||
                 (a[i-]=='t'&&a[i]=='l')||
                 (a[i-]=='p'&&a[i]=='b')||
                 (a[i-]=='b'&&a[i]=='i')||
                     //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr","y","zr"
 //,"nb","mo","tc","ru","rh","pd","ag","cd","in","sn"
 //,"sb","te","i","xe","cs","ba","hf","ta","w","re"
 //,"os","ir","pt","au","hg","tl","pb","bi"
                 (a[i-]=='p'&&a[i]=='o')||
                 (a[i-]=='a'&&a[i]=='t')||
                 (a[i-]=='r'&&a[i]=='n')||
                 (a[i-]=='f'&&a[i]=='r')||
                 (a[i-]=='r'&&a[i]=='a')||
                 (a[i-]=='r'&&a[i]=='f')||
                 (a[i-]=='d'&&a[i]=='b')||
                 (a[i-]=='s'&&a[i]=='g')||
                 (a[i-]=='b'&&a[i]=='h')||
                 (a[i-]=='h'&&a[i]=='s')||
                 (a[i-]=='m'&&a[i]=='t')||
                 (a[i-]=='d'&&a[i]=='s')||
                 (a[i-]=='r'&&a[i]=='g')||
                 (a[i-]=='c'&&a[i]=='n')||
                 (a[i-]=='f'&&a[i]=='l')||
                 (a[i-]=='l'&&a[i]=='v')||
                 (a[i-]=='l'&&a[i]=='a')||
                 (a[i-]=='c'&&a[i]=='e')||
                 (a[i-]=='p'&&a[i]=='r')||
                 (a[i-]=='n'&&a[i]=='d')||
                 (a[i-]=='p'&&a[i]=='m')||
                 (a[i-]=='s'&&a[i]=='m')||
                 (a[i-]=='e'&&a[i]=='u')||
                 //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr","y","zr"
 //,"nb","mo","tc","ru","rh","pd","ag","cd","in","sn"
 //,"sb","te","i","xe","cs","ba","hf","ta","w","re"
 //,"os","ir","pt","au","hg","tl","pb","bi","po","at"
 //,"rn","fr","ra","rf","db","sg","bh","hs","mt","ds"
 //,"rg","cn","fl","lv","la","ce","pr","nd","pm","sm"
                 (a[i-]=='g'&&a[i]=='d')||
                 (a[i-]=='t'&&a[i]=='b')||
                 (a[i-]=='d'&&a[i]=='y')||
                 (a[i-]=='h'&&a[i]=='o')||
                 (a[i-]=='e'&&a[i]=='r')||
                 (a[i-]=='t'&&a[i]=='m')||
                 (a[i-]=='y'&&a[i]=='b')||
                 (a[i-]=='l'&&a[i]=='u')||
                 (a[i-]=='a'&&a[i]=='c')||
                 (a[i-]=='t'&&a[i]=='h')||
                 (a[i-]=='p'&&a[i]=='a')||
                 (a[i-]=='n'&&a[i]=='p')||
                 (a[i-]=='p'&&a[i]=='u')||
                 (a[i-]=='a'&&a[i]=='m')||
                 (a[i-]=='c'&&a[i]=='m')||
                 (a[i-]=='b'&&a[i]=='k')||
                 (a[i-]=='c'&&a[i]=='f')||
                 (a[i-]=='e'&&a[i]=='s')||
                 (a[i-]=='f'&&a[i]=='m')||
                 (a[i-]=='m'&&a[i]=='d')||
                 (a[i-]=='n'&&a[i]=='o')||
                 (a[i-]=='l'&&a[i]=='r')
                 )
                 {b=b+;
                 e[i]=;}
 //"he","h","li","be","b","c","n","o","f","ne"
 //,"na","mg","al","si","p","s","cl","ar","k","ca"
 //,"sc","ti","v","cr","mn","fe","co","ni","cu","zn"
 //,"ga","ge","as","se","br","kr","rb","sr","y","zr"
 //,"nb","mo","tc","ru","rh","pd","ag","cd","in","sn"
 //,"sb","te","i","xe","cs","ba","hf","ta","w","re"
 //,"os","ir","pt","au","hg","tl","pb","bi","po","at"
 //,"rn","fr","ra","rf","db","sg","bh","hs","mt","ds"
 //,"rg","cn","fl","lv","la","ce","pr","nd","pm","sm"
 //,"eu","gd","tb","dy","ho","er","tm","yb","lu","ac"
 //,"th","pa","u","np","pu","am","cm","bk","cf","es"
 //,"fm","md","no","lr"
             }
         }
         if(b==len)
         printf("YES\n");
         else
         printf("NO\n");
     }
     return ;
 }