1. An electronic apparatus comprising: a processor configured to input strokes in handwriting; a display controller configured to display on a screen a first character and a second character in a font size, the first character corresponding to a first handwritten character detected from the strokes, the second character corresponding to a second handwritten character detected from the strokes, the font size determined based on a combination of an attribute of the first character and a size of at least one stroke corresponding to the first handwritten character or a combination of an attribute of the second character and a size of at least one stroke corresponding to the second handwritten character.