20182+2018+1=4074343=A
Ta có: 20183\(\equiv\)1(mod A)
⇒20182030\(\equiv\)(20183)676.20182\(\equiv\)1676.4072324\(\equiv\)4072324(mod A)
20182015\(\equiv\)(20183)671.20182\(\equiv\)1676.4072324\(\equiv\)4072324(mod A)
⇒20182030+20182015+1\(\equiv\)4072324+4072324+1\(\equiv\)8144649\(\equiv\)4070306(mod A)
⇒KQ=4070306