Re: [問題]麻煩各位老手幫我這新手一下
※ 引述《AEPL1248617 (阿凱)》之銘言:
: 1.試撰寫一程式, 宣告一個變數num1,內容值設為12400, 另一個變數設值為5.234, 利用pow
: 函數 (math.h), 計算並輸出個別平方值的結果。
: ex. num1的平方為153760000
: num2的平方為27.394756
int num1 = 12400;
double num2 = 5.234;
printf("%d ", (int)pow(num1, 2));
printf("%f", pow(num2,2));
: 2.試撰寫一程式, 利用sizeof關鍵字查詢下列各種資料型態所佔的位元組:
: (a) unsigned int
: (b) double
: (c) unsigned short int
printf("%d ", sizeof(unsigned int));
printf("%d ", sizeof(double));
printf("%d ", sizeof(unsigned short int));
: 3.假設浮點數變數num1與num2的值分別為123.39f與3.8e5f, 試寫一程式, 將
: 這兩個變數值轉換成整數。
printf("%d ", (int)num1);
printf("%d", (int)num2);
: 4.試撰寫一程式, 利用scanf()函數輸入兩個整數, 然後以printf()函數列印出這兩個整數
: 的乘積。
: ex. 請輸入第一個整數值: 6
: 請輸入第二個整數值: 8
: 二個整數相乘的結果: 48
int num1, num2;
scanf("%d %d", &num1, &num2);
printf("%d", num1 * num2);
: 5.試撰寫一程式, 由使用者先輸入姓氏, 再輸入名字, 輸出時則先印出名字, 再印出姓氏.
: ex. Please input your last name: Wang
: Please input your first name: Chien-Ming
: 輸出的結果: Chien-Ming Wang
char last[10], first[10];
scanf("%s", &last);
scanf("%s", &first);
printf("%s %s", first, last);
: 麻煩各位大大幫我解一下這五題 麻煩你們了
: 我真的很想學好C目前遇到這些困難所以請大家幫幫我 謝謝各位 謝謝
你有禮貌 我就幫你一次 下次再問這種作業 如果你沒鬍子 就不理你了~
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 220.132.15.164
※ 編輯: ioioioioioio 來自: 220.132.15.164 (10/10 22:53)
推
10/10 22:58, , 1F
10/10 22:58, 1F
→
10/10 23:00, , 2F
10/10 23:00, 2F
推
10/10 23:13, , 3F
10/10 23:13, 3F
推
10/10 23:21, , 4F
10/10 23:21, 4F
噓
10/10 23:34, , 5F
10/10 23:34, 5F
→
10/10 23:36, , 6F
10/10 23:36, 6F
推
10/10 23:43, , 7F
10/10 23:43, 7F
→
10/10 23:50, , 8F
10/10 23:50, 8F
推
10/10 23:56, , 9F
10/10 23:56, 9F
→
10/11 00:00, , 10F
10/11 00:00, 10F
→
10/11 00:03, , 11F
10/11 00:03, 11F
噓
10/11 01:36, , 12F
10/11 01:36, 12F
→
10/11 01:51, , 13F
10/11 01:51, 13F
→
10/11 02:34, , 14F
10/11 02:34, 14F
噓
10/11 02:58, , 15F
10/11 02:58, 15F
推
10/11 17:34, , 16F
10/11 17:34, 16F
→
10/11 17:38, , 17F
10/11 17:38, 17F
→
10/11 17:39, , 18F
10/11 17:39, 18F
→
10/11 17:39, , 19F
10/11 17:39, 19F
推
10/11 18:47, , 20F
10/11 18:47, 20F
→
10/11 18:48, , 21F
10/11 18:48, 21F
→
10/11 18:56, , 22F
10/11 18:56, 22F
→
10/11 19:11, , 23F
10/11 19:11, 23F
→
10/11 19:11, , 24F
10/11 19:11, 24F
→
10/11 19:12, , 25F
10/11 19:12, 25F
→
10/11 19:13, , 26F
10/11 19:13, 26F
→
10/11 19:13, , 27F
10/11 19:13, 27F
→
10/11 19:14, , 28F
10/11 19:14, 28F
→
10/11 19:15, , 29F
10/11 19:15, 29F
→
10/11 19:16, , 30F
10/11 19:16, 30F
→
10/11 19:16, , 31F
10/11 19:16, 31F
→
10/11 19:17, , 32F
10/11 19:17, 32F
噓
10/11 19:30, , 33F
10/11 19:30, 33F
推
10/11 19:35, , 34F
10/11 19:35, 34F
→
10/11 19:58, , 35F
10/11 19:58, 35F
→
10/11 20:01, , 36F
10/11 20:01, 36F
→
10/11 20:03, , 37F
10/11 20:03, 37F
→
10/11 20:03, , 38F
10/11 20:03, 38F
噓
10/11 22:59, , 39F
10/11 22:59, 39F
→
10/11 23:01, , 40F
10/11 23:01, 40F
噓
10/12 00:03, , 41F
10/12 00:03, 41F
噓
10/12 18:52, , 42F
10/12 18:52, 42F
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