Create 665C.cpp

codeforces/C/665C.cpp

@@ -0,0 +1,50 @@
+    #include<bits/stdc++.h>
+    #include<numeric>
+    #include<string>
+    #define ll long long
+    #define INF 0x3f3f3f3f
+    #define MAXN 10000
+    #define mod 1000000007
+    #define pb push_back
+    #define fast std::ios_base::sync_with_stdio (false); cin.tie(NULL); cout.tie(NULL)
+    using namespace std;
+    int z;
+
+
+
+    char fun(char x,char y){
+    	for(int i=97;i<=122;i++){
+
+    		if(i!=int(x) && i!=int(y))
+    		return char(i);
+    	}
+    }
+    void solve(){
+    	string s;
+    	cin>>s;
+
+    	for(int i=1;i<s.length();i++){
+    		if(s[i]==s[i-1]){
+    			if(i<s.length()-1)
+    				s[i] = fun(s[i],s[i+1]);
+    			else
+    				s[i] = fun('&',s[i]);
+
+    		}
+    	}
+
+    	for(int i=0;i<s.length();i++)
+    		cout<<s[i];
+    		cout<<endl;
+    }
+
+
+
+
+    int main(){
+
+
+       		solve(); 
+
+
+    }