public boolean METHOD_1 ( int [ ] VAR_1 ) { TYPE_1 < java.lang.Integer > set = new TYPE_1 ( ) ; for ( int i : VAR_1 ) { if ( set . contains ( i ) ) { return true ; } set . add ( i ) ; } return false ; }

public boolean METHOD_1 ( int [ ] VAR_1 ) { java.util.HashSet < java.lang.Integer > set = new java.util.HashSet < > ( ) ; for ( int i : VAR_1 ) { if ( set . contains ( i ) ) { return true ; } set . add ( i ) ; } return false ; }
