Eroare de compilare: Main.java:30: error: incompatible types: FileInputStream cannot be converted to Reader BufferedReader keyboardScanner = new BufferedReader(fstream); ^ Main.java:42: error: cannot find symbol while(keyboardScanner.hasNextLine()) { ^ symbol: variable keyboardScanner location: class Main Main.java:43: error: cannot find symbol String line = keyboardScanner.nextLine(); ^ symbol: variable keyboardScanner location: class Main Main.java:49: error: cannot find symbol mat[i][j]=keyboardScanner.nextInt(); ^ symbol: variable keyboardScanner location: class Main Note: Some messages have been simplified; recompile with -Xdiags:verbose to get full output 4 errors