TQC107
( w4 j7 @3 g' p( s y& b- F s2 jpublic class test{# P( ~' ?7 j# [3 N6 M( o, f8 O
6 p" q+ k! K: K* {" g9 X public static void main(String args[]){ i4 q( G+ i5 u# h; h* C
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//0 1 2 3 0 J. f1 I( I' e }% T v
//1 1 2 3
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float tot = 0 ;9 `& u4 R: a# _) }' ]" _/ ~
for(int i=1;i<args.length;i++){
* F3 U) b) F6 t- @0 B, w tot += Float.parseFloat(args[i]);( M/ w; v3 S e1 ^( V$ Q
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tot /= (args.length-1) ;- u2 g7 q2 V: ]+ Z$ A. _
* I& E% H) z- Z8 D. X if(args[0].equals("0")){
! u, B( [2 d& k$ T$ v- ?. N1 n/ v System.out.printf("平均值:%f",tot);
! a( X) }2 I- h4 j* z& Y+ h }else if(args[0].equals("1")){
" V: z% M/ L2 C, N, X- A" K System.out.printf("平均值:%.1f",tot);
( ?/ A$ u) l7 Z2 ^1 b }else{8 G7 f0 d1 t Y. L
System.out.printf("平均值:%.2f",tot);% C/ E& ^8 v0 U" l
}
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TQC108
; |% Y( a7 a4 s9 {import java.lang.*;$ ?& B" ~) ?7 y/ o
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public class TQC108: j/ b! \8 v; l7 d4 M( z) F- W
{
# N' c O2 E3 p8 s public static void main(String[] args) 3 g: Y+ ]" }- y: q% N" C
{
+ o# V$ S, e+ e/ i+ P# u+ Q9 U for(int i = 1 ; i< 10 ; i++){
$ |% y" C$ B' G* W# ^% r9 x for(int j = 1 ; j <10 ; j++)# _$ A q) k) q6 S0 U0 p
System.out.print(""+i+"*"+j+"="+(i*j)+"\t");/ V( v$ z0 J- Y' ~! M* |! s
System.out.println(); m t. r5 y1 ^7 i& e; Z7 A# @% |$ R
}
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TQC109# y/ ]# n( B0 y+ y/ Q1 _# \
public class TQC109 {/ ~! h2 E8 f$ Q" ~2 |, ]
public static void main(String args[]) {
7 C* Z; t7 Z/ n, B. K int r;- F2 r% X: {1 F: M1 t: c- @- }: |9 g
r=(int)(Math.random()*100+1);" }; k. `; ?3 F2 C
double area = r*r*Math.PI;
0 i- O! ~; E4 u$ A1 a double vol = r*r*r*Math.PI*43;
- i6 Q& {& x3 r System.out.println( "隨機產生的半徑為:" + r );
$ N! K0 M4 a# }1 z4 F; M8 ] System.out.println( "計算後,直徑為:" + (2*r) );$ b) n( n0 z" [( L9 i6 N, [, p# t$ O
System.out.println( "計算後,圓面積為:" + area );9 C- g; b* @3 V' K) Q! t. g) m
System.out.printf( "四捨五入至小數第1位,則圓面積為:%.1f \n\n",area);
# j& E+ g( e/ i$ k; ~* r" G System.out.println( "計算後,圓體積為:" + vol );- J& q8 [* I$ @2 ~- z3 Q3 B! n' g
System.out.printf( "四捨五入至小數第1位,則圓體積為:%.1f \n\n",vol);& B+ I- E4 K* i
}
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TQC110
- p5 ]: u! U6 F$ `' O6 X+ nimport java.io.*;. M$ L' b) K0 U, a
import java.util.Date;& p1 r& n7 a% T: _) p& ^
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class TQC110{
! o+ d& p( b6 r' H0 k String items[][];
- t6 v% z: M# {3 c* {4 Z& S long start, end;
+ E3 D( {3 D( T9 n Date d;
( `' w" P: L. V BufferedReader br;) A L/ g# p1 l; ]5 h
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public static void main(String args[]){
- h% w7 |2 V. V: W# v3 c3 K int total = args.length;% o. W/ @/ l* i3 u: ]( Q, @ ^) z
int pairs = total / 2;
( o% f3 @1 S0 [# l TQC110 tte;
( C, _' G I- q& A if(total != 0 && pairs != 0)
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//get value from args.., n6 [3 a$ W7 ^$ f; a. ~) O: \* e9 Q
String[][] tt = new String[pairs][2];" _2 u- j" M1 c' T
for(int i=0; i<pairs; i+=2){
8 j9 M0 u% G) y! v9 s tt[i][0] = args[i];
/ @$ w4 H6 L! Q- }; G1 Q$ u! F S tt[i][1] = args[i+1];- L$ N2 V. `0 a4 x* C% {
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tte = new TQC110(tt);) ?# X( M% L" X3 t+ W% c1 b) }$ g
}else
/ m9 D* z0 N( A! K. M tte = new TQC110();+ j1 N& u$ B% c
tte.start();
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TQC110(){" C1 q+ i, V' q
items = new String[5][2];5 ~4 ]2 j* z& {3 R3 b, i$ `/ ^
items[0][0] = "電腦";, `0 H K' i- ]7 \: Q' g3 b
items[0][1] = "computer";
5 l6 x8 w' `& P1 \ items[1][0] = "資料庫";- {, q, w0 V6 m: C
items[1][1] = "database";) \/ r6 _/ {9 S5 d: l1 T
items[2][0] = "語法";: c+ s1 m8 g+ \) W8 W& |( E
items[2][1] = "syntax";$ R& B1 k# k1 O& j
items[3][0] = "學校";
# s7 Q! ~% ?/ O; a- ~7 F items[3][1] = "school";) }) v$ {+ {! `
items[4][0] = "假期";
% ?3 L) c- Z% T/ R- S5 K. P items[4][1] = "vacation";
- A+ r8 a" q/ S( P( F# Z5 | //make default value6 \; k9 {- f1 l
br = new BufferedReader(new InputStreamReader(System.in));
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: B7 G, a) k9 ]! t TQC110(String[][] it){- e* R* K) G4 ?
items = it;
4 r. ~0 a" o, I$ b( c br = new BufferedReader(new InputStreamReader(System.in));
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* Z. h3 k- h: Q0 U% f1 ^& Y void start(){
3 X0 Q! k* w3 e1 z# Z String ans = "";6 D4 A7 `% w$ Y0 K! E- G0 q
int correct = 0; // 計算答對題數
+ M# a- c1 A7 |3 s4 {0 u* {6 v d = new Date();% ?: c; L( M, r7 r) Z
start = d.getTime(); // 開始答題時間3 F2 C2 v8 @" k* f" F/ a
System.out.println("請將題目的中文詞彙翻譯成英文單字!");
$ Q$ A, z: j1 O+ E9 s4 h/ g" \ System.out.println("輸入英文單字答案後請按Enter鍵:");
+ `3 g/ M1 R/ {2 @& m System.out.println(" ");
w& i( p1 ]( J# S% r3 X+ s for(int j = 0; j < items.length ; j++)0 _# T/ ? Z, ^4 x4 d0 w
{
( A; ^2 i! d# b. a7 {' j' ^- E/ T" t& ~ System.out.println("第" + (j + 1) + "題__ " + items[j][0]);6 O+ L. K" |; U, M; Y
try{
3 ?- _4 F; C" t ans = br.readLine();
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catch(IOException ioexception){1 ^0 V* N9 H1 l, [0 q F7 \( s
System.out.println(ioexception);
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if(ans.equalsIgnoreCase(items[j][1])){, V! M! \1 p% T6 g
correct+=1;
2 F- m/ W$ J) ^1 q% p9 G System.out.println("答對了!");/ N* @1 B' |5 U$ k$ e2 G1 {5 `
//count correct
v( o& M5 j$ a/ }6 a; H. M9 o //ouput correct message+ g6 s0 e# |9 K3 T8 U# A1 q
}else{
! |% J2 s' p( z+ `) E: T System.out.println("答錯了! 正確答案是:" + items[j][1]);
6 L: X' i$ i% O: q //ouput incorrect message7 y! T# a4 v7 O; E. Q
}
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d = new Date();4 s1 W, R4 E, {4 q- S, z W& r; `! c$ ~
end = d.getTime(); // 結束答題時間/ c4 Q. O% I B* ^. {( P
System.out.print("你使用了" + (end - start) / 1000L + "秒, 在");' H" e$ a$ G2 h2 I) d# c- ]0 n O# c
System.out.println(items.length + "題中答對了" + correct + "題");
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