publicclassA1{publicdoublefunc1(doublei,doublej){returni+j;}}publicclassA2extendsA1{publicdoublefunc1(doublei,doublej){returni+j+10;}}publicclassA3extendsA2{publicdoublefunc1(doublei,doublej){returni+j+20;}}publ ৠቹ ቹ뗐敔 敔ৠቹ�敘ৠቹﲘǛ瘓轸ி 㰰ǚ 㰰ǚ ብ盂ீЀ 痰ብ盂 Ѐ 㰰ǚ睽Ԝ盜Љ 䕄Ȓ ୰ቹء盜 ᤀ 澈ঝ ꋔȒ ᩄ ᬜ摐൰
publicclassA1{publicdoublefunc1(doublei,doublej){returni+j;}}publicclassA2extendsA1{publicdoublefunc1(doublei,doublej){returni+j+10;}}publicclassA3extendsA2{publicdoublefunc1(doublei,doublej){returni+j+20;}}publ ৠቹ ቹ뗐敔 敔ৠቹ�敘ৠቹﲘǛ瘓轸ி 㰰ǚ 㰰ǚ ብ盂ீЀ 痰ብ盂 Ѐ 㰰ǚ睽Ԝ盜Љ 䕄Ȓ ୰ቹء盜 ᤀ 澈ঝ ꋔȒ ᩄ ᬜ摐൰
1