Question: #include #include #include class SmallestPermutation { public: std::vector findSmallestPermutation ( const std::string& s ) { int n = s . length ( ) + 1

#include
#include
#include
class SmallestPermutation {
public:
std::vector findSmallestPermutation(const std::string& s){
int n = s.length()+1;
std::vector permutation(n);
// Initialize the permutation with 1 to n
for (int i =0; i < n; ++i){
permutation[i]= i +1;
}
// Apply 'I' and 'D' instructions
for (int i =0; i < n -1; ++i){
if (s[i]=='D'){
std::reverse(permutation.begin()+ i, permutation.begin()+ i +2);
}
}
return permutation;
}
};
int main(){
// Example usage
std::string s ="DI";
SmallestPermutation smallestPerm;
std::vector result = smallestPerm.findSmallestPermutation(s);
// Output the result
std::cout << "Input: "<< s << std::endl;
std::cout << "Output: [";
for (int i =0; i < result.size(); ++i){
std::cout << result[i];
if (i < result.size()-1){
std::cout <<",";
}
}
std::cout <<"]"<< std::endl;
return 0;
}#include
#include
#include
class SmallestPermutation {
public:
std::vector findSmallestPermutation(const std::string& s){
int n = s.length()+1;
std::vector permutation(n);
// Initialize the permutation with 1 to n
for (int i =0; i < n; ++i){
permutation[i]= i +1;
}
// Apply 'I' and 'D' instructions
for (int i =0; i < n -1; ++i){
if (s[i]=='D'){
std::reverse(permutation.begin()+ i, permutation.begin()+ i +2);
}
}
return permutation;
}
};
int main(){
// Example usage
std::string s ="DI";
SmallestPermutation smallestPerm;
std::vector result = smallestPerm.findSmallestPermutation(s);
// Output the result
std::cout << "Input: "<< s << std::endl;
std::cout << "Output: [";
for (int i =0; i < result.size(); ++i){
std::cout << result[i];
if (i < result.size()-1){
std::cout <<",";
}
}
std::cout <<"]"<< std::endl;
return 0;
}rove this code in cpp so that it passes all test case best optimised code

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