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1016:c Language Programming Tutorial (third Edition) after class exercise 6.5

Title DescriptionFor the sum of the following three digits, the sum of 2 decimal 1~a and the reciprocal of the square and 1~c of the 1~b are reserved.InputA b COutput1+2+...+a + 1^2+2^2+...+b^2 + 1/1+1/2+...+1/cSample input100 50 10Sample output47977.93TipsNote the output format, do not output extra space!Source#includemain(){int i,a,b,c;float s=0;scanf("%d%d%d",a,b,c);for(i=1;is+=i;for(i=1;is+=i*i;for(i=1;is+=1.0/i;printf("%.2f\n",s);}1016:c Language

Wuhan University of Science and Technology Acm:1004:c Language Programming Tutorial (third Edition) after class exercise 6.3

Problem DescriptionBeg sn=2+22+222+...+22 ... A value of 222 (with N 2). For example: 2+22+222+2222+22222 (n=5), n is entered by the keyboard.InputNOutputAndSample Input5Sample Output24690My Code:1#include 2 voidMain ()3 {4 intN,a=2, t,sum=0, I;5scanf"%d",n);6t=A;7 for(i=1; i)8 {9sum=sum+T;Tent=t*Ten+A; One } Aprintf"%d", sum); -}Other code:1#include 2 3 using namespacestd;4 5 intMain ()6 {7 Longsum=0;8 intt=2;9 intN;TenCin>>N; One for(intI=0; ii) A { -Sum + =T;

1046:c Language Programming Tutorial (third Edition) after class exercise 10.4

The title description has n integers, so that the previous number in the order to move backward m position, the last m number into the front number of m, see figure. Write a function: To achieve the above function, in the main function input n number and output adjusted n number. Enter the number of input data n n integer moved position m output moving N number sample input101 2 3 4 5 6 7 8 9 102Sample output1#include 2 #defineN 1003 4 //Move Once5MoveintA[],intN)6 {7 intI, temp = a[n-1];8

1014 C Language Programming Tutorial (third Edition) after class exercise 6.4

The title describes the value of sn=1!+2!+3!+4!+5!+...+n!, where n is a number. Input n output and sample input5Sample output1531#include"stdio.h"2 3 intMainintargcChar Const*argv[])4 {5 6 inti, N;7 Long Long intSn =0, factor =1;8scanf"%d", n);9 Ten for(i =1; I ) One { ASn + =factor; -Factor = factor * (i +1); - } the -printf"%lld\n", Sn); - return 0; -}1014 C Language Programming

1016:c Language Programming Tutorial (third Edition) after class exercise 6.6

The title describes the print out of all "daffodils", the so-called "Narcissus number" refers to a three-digit number, the number of its members of the cubic and equal to that of itself. For example: 153 is a narcissus number, because 153=1^3+5^3+3^3. Output:Input no output All narcissus number, from small start. One per line1#include 2 3 intMainintargcChar Const*argv[])4 {5 inti;6 for(i = -; I +; i++)7 {8 intGE = i%Ten;9 intBai = I/ -;Ten intShi = (I/Ten) %

1012:c Language Programming Tutorial (third Edition) after class exercise 6.2

Title Description Enter a line of characters, respectively, the number of letters, numbers, spaces and other characters. Input line character output statistic sample inputaklsjflj123 sadf918u324 asdf91u32oasdf/. '; 123Sample output23 16 2 41#include"stdio.h"2 3 intMainintargcChar Const*argv[])4 {5 Chars[Bayi];6 intI, Char_count =0, Num_count =0, Space_count =0, Other_count =0;7 //scanf ("%s", s);8 gets (s);9 Ten for(i =0; S[i]! =' /'; i++) One { A if(S[i] >='A' S[i]

1034:c Language Programming Tutorial (third Edition) after class exercise 8.8

The title description writes a function, entering a four-digit number, which requires the output of these four numeric characters, but spaces between each of the two digits. If you enter 1990, you should output "1 9 9 0". Enter a four-digit output to increase the space output sample input1990Sample output1#include 2 3 voidFuncintN)4 {5 intGE = nTen;6 intQian = n/ +;7 intBai = (N-qian * +) / -; 8 intShi = (N-qian * +-Bai * -) /Ten; 9 Tenprintf"%d %d%d%d\n", Qian, Bai, Shi, ge); On

Reading Notes: C ++ programming language (Special Edition)

C ++ programming language (Special Edition). This book is detailed in more than 800 pages. Because it was written by the founder of C ++, many features of C ++ are introduced. It is worth reading. It consists of three parts: The first part is the c subset of C ++, the third part is the object-oriented programming in C

Java language Programming (Basic) 10th edition 13.4

Import java.util.*;public class Exercise13_04 {public static void Main (string[] args) {Scanner input = new Scanner (system.in);System.out.println ("Enter month and Year:");Printcalendar Y = new Printcalendar (Input.nextint (), Input.nextint ());Y.printmonthtitle (); Y.printmonthbody ();}}Class Printcalendar {Calendar value;Public Printcalendar (int Month, int.) {value = new GregorianCalendar (year, Month, 1); }public void Printmonthtitle () {System.out.println ("" + Getmonthname (Value.get (cal

1025:c Language Programming Tutorial (third Edition) after class exercise 7.3

The title describes the sum of the diagonal elements of a 3x3 matrix. Input matrix output main diagonal sub-diagonal element and sample input1 2 31 1 13 2 1Sample output3 7Hint Source#includeint main(){int a[9];int x,y,i;for(i=0;iscanf("%d",a+i);x=a[0]+a[4]+a[8];y=a[2]+a[4]+a[6];printf("%d %d\n",x,y);} 1025:c Language Programming Tutorial (third Edition) after cl

1020:c Language Programming Tutorial (third Edition) after class exercise 6.9

The title describes a ball from the M-meter height of the free fall, each landing after the return of the original height of half, and then fall. How high does it bounce when it lands on nth time? How many meters are there? Leave two-bit decimal input m n output how high does it bounce when it lands on nth time? How many meters are there? Keep two decimal places separated by spaces and put in one line sample input1000 5Sample output31.25 2875.00Hint Source#includeint main(){int m,n,i;float h,l=0

1018:c Language Programming Tutorial (third Edition) after class exercise 6.8

The title description has a fractional sequence: 2/1 3/2 5/3 8/5 13/8 21/13 ... The sum of the first n items of this sequence is calculated, and two decimal places are reserved. Input n output series top N and sample input10Sample output16.481#include"stdio.h"2 3 intMainintargcChar Const*argv[])4 {5 6 intN, M =2, n =1, I;7 floats =0;8scanf"%d", N);9 for(i =0; i )Ten { One intT; As + = (float) m/N; -t =m; -m = n +m; then =T; - } - -printf"%.2f\n", s); + return 0;

1015:c Language Programming Tutorial (third Edition) after class exercise 6.5

The title describes the sum of the following three numbers, preserving the 1~b of the sum of the squares and 1~c of the 2-bit decimal 1~a and the input a B c output 1+2+...+a + 1^2+2^2+...+b^2 + 1/1+1/2+...+1/c Sample input100 50 10Sample output47977.931 intMainintargcChar Const*argv[])2 {3 4 intA, B, C, I;5 floatS1 =0, S2 =0, S3 =0;6 7scanf"%d%d%d", a, b, c);8 9 for(i =1; I )Ten { OneS1 + =i; A } - - for(i =1; I ) the { -S2 + = i *i; - } - + for(i =1

1037:c Language Programming Tutorial (third Edition) after class exercise 9.2

The title description enters two integers, asking them to divide the remainder. Use a macro with parameters to implement, program. Input a b two number output A/b remainder sample input3 2Sample output11#include 2 #defineDivide (A, b) res = a% B;3 intMainintargcChar Const*argv[])4 {5 intA, B, res;6scanf"%d%d", a, b);7 8 Divide (A, b);9 Tenprintf"%d\n", res); One return 0; A}1037:c Language Programming

1024:c Language Programming Tutorial (third Edition) after class exercise 7.3

The title describes the sum of the diagonal elements of a 3x3 matrix. Input matrix output main diagonal sub-diagonal element and sample input1 2 31 1 13 2 1Sample output3 71#include 2 3 intMainintargcChar Const*argv[])4 {5 inta[3][3], I, J;6 intDiagonal1 =0, Diagonal2 =0;7 8 //input9 for(i =0; I 3; i++)Ten { One for(j =0; J 3; J + +) A { -scanf"%d", a[i][j]); - } the } - -Diagonal1 = a[0][0] + a[1][1] +a[2][2]; -Diagonal2 = a[2][0] + a[1][1] +a[

1030:c Language Programming Tutorial (third Edition) after class exercise 8.4

The title description writes a function that enables a given two-dimensional array (3x3) to transpose, that is, the row and column interchange. Enter a 3x3 matrix output to transpose matrices sample input1 2 34 5 67 8 9Sample output1#include 2 3 4 voidConvertinta[][3],intRowintCol//two-dimensional array when making formal parameters, the second must be written5 {6 intI, J, temp;7 for(i =0; i )8 {9 for(j = i; J )Ten { One //Exchange A if(I! =j

1026:c Language Programming Tutorial (third Edition) After class exercise 7.4 array sorting

1026:c Language Programming Tutorial (third Edition) After class exercise 7.4 The topic describes an array of 9 elements that have already been sorted, and entering a number now requires that it be inserted into the array in the same order as it was originally ordered. Enter the first line, the original sequence. The second line, the number that needs to be inser

1028:c Language Programming Tutorial (third Edition) after class exercise 8.1 using functions to find the number of conventions

The title description writes two functions, each for two integers greatest common divisor and least common multiple, calls these two functions with the main function, and outputs the result two integers by the keyboard input. Input two-digit output greatest common divisor least common multiple sample input6 15Sample output3 30Hint Sourceint main(){int a,m,n,cun,bei;scanf("%d %d",m,n);a=m*n;if(mwhile(n!=0){cun=m%n;m=n;n=cun;}bei=a/m;printf("%d %d",m,bei);return 0;}1028:c

Wuhan University of Science and Technology Acm:1005:c Language Programming Tutorial (third Edition) after class exercise 6.6

Problem DescriptionTo print out all the "daffodils", the so-called "Narcissus number" refers to a three-digit number, whose numbers are cubic and equal to that of itself. For example: 153 is a narcissus number, because 153=1^3+5^3+3^3. Output:153?????????InputNoOutputThe number of daffodils, the beginning of childhood. One per lineSample InputSample Output1#include 2 3#include 4 5 6 7 intMain ()8 9 {Ten One inti; A - for(i= -;i +; i++) - the if(I==pow (i

1032:c Language Programming Tutorial (third Edition) after class exercise 8.6

Title Description Write a function to concatenate two strings into a string sample input after two lines of string output link123abcSample output123abc1#include 2#include string.h>3 4 voidStr_cat (CharS1[],Chars2[])5 {6 intL1 =strlen (S1);7 intL2 =strlen (S2);8 inti;9 Ten for(i = L1; i ) One { AS1[i] = s2[i-L1]; - } - theS1[i] =' /'; - } - - intMainintargcChar Const*argv[]) + { - Chars1[Bayi], s2[Bayi]; + Ascanf"%s", S1); atscanf"%s", S2); - - str_cat (S1, S2

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