#include #include using namespace std; string table="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; string base64_decode(const string &in){ string ret=""; int b=0,I=0,idx; int x=0; for(;I=0){ x=(x<<6)+idx; b+=6; if(b>=8){b-=8;ret+=(char)((x>>b)&0xff);} } } while(b>=8){b-=8;ret+=(char)((x>>b)&0xff);} return ret; } int main(){ string dna_orig="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"; string dna = base64_decode(dna_orig); int pos = dna.find((char)42); dna = dna.substr(0,pos)+dna_orig+dna.substr(pos+1); string xray; for(int c,i=0;i