#include#include#includeusingnamespacestd;intmain(){FILE*fPtr=fopen("english.txt","r");if(fPtr==NULL){coutfreq;while(!feof(fPtr)){fscanf(fPtr,"%s",word);freq[word]++;}multimapfreq_rev;map::iteratorit;for(it=freq.begin();it!=freq.end();it++)freq_rev.insert(make_pair(it->second,it->first));multima