question: returns the state observed at time step t. t = 0 refers to the initial state . concode_field_sep List<State> stateSequence concode_elem_sep List<Double> rewardSequence concode_elem_sep List<Action> actionSequence concode_field_sep double reward concode_elem_sep Episode read concode_elem_sep String actionString concode_elem_sep String actionString concode_elem_sep void appendAndMergeEpisodeAnalysis concode_elem_sep void initializeInState concode_elem_sep void main concode_elem_sep List<Episode> readEpisodes concode_elem_sep int numTimeSteps concode_elem_sep double discountedReturn concode_elem_sep int maxTimeStep concode_elem_sep void transition concode_elem_sep void transition concode_elem_sep void writeEpisodes concode_elem_sep void addAction concode_elem_sep String serialize concode_elem_sep void addReward concode_elem_sep Action action concode_elem_sep int numActions concode_elem_sep Episode copy concode_elem_sep Episode parseEpisode concode_elem_sep void addState concode_elem_sep void write
target: State function ( int arg0 ) { if ( arg0 >= this . stateSequence . size ( ) ) { throw new RuntimeException ( "srini_string" + arg0 ) ; } return stateSequence . get ( arg0 ) ; }