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remove dublicates from string using recursion
//g++ 7.4.0 #include <iostream> using namespace std; void dublicate( char s[] ){ if(s[0]=='\0') { return; } if(s[0]==s[1]){ int i=1; for(;s[i]!='\0';i++){ s[i-1]=s[i]; } s[i-1]=s[i]; dublicate(s); } else{ dublicate(s+1); } } int main() { char str[100]; cin>>str; dublicate(str); cout<<str; }
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