#include
#define N 4
void main() { int i,j,k,n,index[N]; char s[N][80];
for ( i=0;i for ( i=0;i for ( i=0;i for ( j=i+1;j if ( strcmp(s[index[i]],s[index[j]])>0 ) {k=index[i];index[i]=index[j];index[j]=k;} for ( i=0;i }
for ( i=0;i for ( i=0;i for ( j=i+1;j if ( strcmp(s[index[i]],s[index[j]])>0 ) {k=index[i];index[i]=index[j];index[j]=k;} for ( i=0;i }
for ( i=0;i for ( j=i+1;j if ( strcmp(s[index[i]],s[index[j]])>0 ) {k=index[i];index[i]=index[j];index[j]=k;} for ( i=0;i }
for ( j=i+1;j if ( strcmp(s[index[i]],s[index[j]])>0 ) {k=index[i];index[i]=index[j];index[j]=k;} for ( i=0;i }
if ( strcmp(s[index[i]],s[index[j]])>0 ) {k=index[i];index[i]=index[j];index[j]=k;}
for ( i=0;i }
}