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int dp[100005];
int getPossibilities(int i) {
    if(i == L.length()) {
        return 1;
    }
    if(dp[i] != -1) {
        return dp[i];
    }
    int ans = 0;
    for(int j=0;j<validEncodings.size();j++){
        if(L.substr(i, validEncodings[j].length()) == validEncodings[j]) {
        //if(L.find(validEncodings[j], i) == i) {
            ans += getPossibilities(i+validEncodings[j].length());
        }
    }
    return dp[i] = ans;
}

prog.cpp: In function ‘int getPossibilities(int)’:
prog.cpp:3:13: error: ‘L’ was not declared in this scope
     if(i == L.length()) {
             ^
prog.cpp:10:19: error: ‘validEncodings’ was not declared in this scope
     for(int j=0;j<validEncodings.size();j++){
                   ^~~~~~~~~~~~~~
prog.cpp:11:12: error: ‘L’ was not declared in this scope
         if(L.substr(i, validEncodings[j].length()) == validEncodings[j]) {
            ^

Standard output is empty