1、 1 1 (1) (2) 2 (1) (2) (3) 3 (1) ( ) 2 a b a b x x. (2) If Then Else If A ThenB ElseC End If . (3) For I End For I 1. . 1 ( ) _ s 0 n 2,2 8 s 0 1 2 1 2 3 n 2 2 4,4 8 s 1 2 1 4 3 4 n 4 2 6,6 8 s 3 4 1 6 11 12 n 6 2 8,8 8 s 11 12 . 11 122 a 4 _ Read a If a0 Thena a 3 End If b a Print b a 40 a 3 11 b a
2、 11. 11 3 _ S i While i S i Si i 1 End While Print S i 10 S 3 2 3 10 3 54 i 11 i S. 3 2 3 10 1 2 3 4 1 ) 1 1 3 1 5 1 29 _ _ 1,3,5,7 29 n n 1 1 3 1 5 1 29 15 i i n n 2 i15( i 2 ) _ A B A A B B A B C A B A C Print A B A B C A 8 B 7 A 15 B 8 C 120 A 120 120,8. 120,8 1 ab S 2cos 3 2tan 4 _ 5 1 2 S a a b
3、 a b b a a8. y 23. 23 5 ) n 3 S _. S 1 i 2 S 1 1 i 3 S 1 1 1 i 4 S 1 1 1 1 2 1 1 3 1 3 1 5 1 5 1 7 3 7 . 3 7 3 (1) (2) (3) ( ) 9 1 _ i While i a i 2 i i 1 S a 3 End While Print S i 2 25 17. 17 2 _ i DoS i 3i i 2 Until i End Do Print S i 9 S 3 39 i 9 2 11 39. 39 4 (1) (2) (3) (4) 1 _ 10 S For I From
4、1 To 10 Step 3 S S I End For Print S I 1 S 1 I 4 S 4 I 7 S 28 I 10 S 280 S 280. 280 2 ) _ a 1 b 1 n 3. b 2 a 1 n 4 b 3 a 2 n 5 b 5 a 3 n 6 b 8 a 5 n 7 b 13 a 8 n 8 b 21 a 13 n 9 b 34 a 21 n 10 b 55 a 34 b 55. 55 1 x 4 _ y log24 2. 2 2 15 _ 11 b 15 2a 3 15 a 9. a 9 2 x 1 9 x 3 x x 3 y 9 x _ Read x If
5、 x12 End Do Print x x 0 i 3 x 9 i 6 x 45 i 9 x 126 i 12 x 270 i 15 4. 4 2 ) S _ 13 n 1 S 0 S cos 4 n 2 S cos 4 cos 4 n 3 S cos 4 cos 4 cos 4 cos 4 251 cos 4 cos 4 cos 4 cos 4 cos 4 cos 4 2 2 0 2 2 ( 1) 2 2 0 1 2 2 n 2 015. 1 2 23 _ S 1 2 3 i i 6 S 2125 i 8. 8 4 _ i S Do i i 2 S S i 2 Until i End Do
6、Print S i 2 S 4 i 4 S 20 i 6 S 56 S 56. 56 5 A x| x B y| y U Z. x 1 ( UA B _. 14 x 1 y 3 x 0 x 0 y 1 x 1 x 1 y 1 x 2 x 2 y 3 x 3 x 3 y 5 x 4 x 4 y 7 x 5 x 5 y 9 x 6 x 6 65 A 0,1,2,3,4,5,6 B 3 1,1,3,5,7,9 (UA B 3 1,7,9 3 1,7,9 6 s _ i 5 s 1 i 4 s 1 3 i 3 s 7 i 2 s 15 i 1 s 31 s 31. 31 7 ) s _ 15 i 1
7、s 1 i 2 s 1 i 3 s 2 i 4 s 2 i 5 s 2) 6. 6 8 ) an an n n 5 an n x 2 v _. 4 v 14,31,64,129 v 129. 129 9 S 1 2 0 1 2 1 1 2 n i S S S 1 2 i i i 1 in S 16 10 ) 1 2 3 ( )10 000 n0 n0 n0 p i i i 1 p p i p10 000 i 17 1 a 3 i _. 1 M 100 3 103 N 3 i 2 2 M 103 3 106 N 9 i 3 3 M 106 3 109 N 27 i 4 4 M 109 3 112 N 81 i 5 5 M 112 3 115 N 243 i 6 M20( i 3 ) 40 60 100 1 0.02 500 x P P f(x) 0x P 60 100x P 60 0.02(x 100) 62 0.02x. 18 P f(x) 60 0x x N 62 0.02x 100x x N Read xIf x ThenP Print P ElseIf x ThenP 0.02xPrint PElse End If End If 1 (1) (2) (3) 2 (1)
