DP

DP/Minimal moves to form a string.cpp

@@ -0,0 +1,32 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main(){
+	int t;
+	cin>>t;
+	while(t--){
+	    string s;
+	    cin>>s;
+	    int n=s.length();
+	    int dp[n];
+	    dp[0]=1;
+	    string s1="";
+	    string s2="";
+	    s1=s1+s[0];
+	     for(int i=1;i<n;i++){
+	        dp[i]=INT_MAX;
+	     }
+	    for(int i=1;i<n;i++){
+	        s1=s1+s[i];
+
+	        dp[i]=min(dp[i],dp[i-1]+1);
+
+	        s2=s.substr(i+1,i+1);
+
+	        if(s2==s1){
+	            dp[i*2 + 1]=min( dp[i * 2 +1], dp[i]+1 );
+	        }
+	    }
+	    cout<<dp[n-1]<<endl;
+	}
+	return 0;
+}