rounding quiz

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PHP takes integer functions commonly used in four ways: 1. Direct rounding, discarding decimals, preserving integers: intval ();2 Rounding and Rounding: round ();3. Rounding up, there are decimals on the addition of 1:ceil ();4. Rounding Down: Floor (). First, intval-the va

PHP takes integer functions commonly used in four ways:1. Direct rounding, discarding decimals, preserving integers: intval ();2 Rounding and Rounding: round ();3. Rounding up, there are decimals on the addition of 1:ceil ();4. Rounding Down: Floor ().First, intval-the varia

This article mainly introduces the PHP division operations rounded rounding, up rounding, down rounding, the use of fractional interception, has a certain reference value, now share to everyone, there is a need for friends can refer to PHP takes integer functions commonly used in four ways:1. Direct rounding, discardi

Echo round (3.4); 3 Echo round (3.5); 4 Echo round (3.6); 4 Echo Round (3.6, 0); 4 Echo Round (1.95583, 2); 1.96 Echo Round (1241757,-3); 1242000 Echo Round (5.045, 2); 5.04 Echo Round (5.055, 2); 5.06 ?> Copy Code2, Ceil () into a method of rounding echo ceil (4.3); 5 echo ceil (9.999); 10 ?> Copy Code3, floor () to take the whole method of

In dealing with some of the data, we want to be able to use the "rounding" method, but C # uses the "four six into 50% pairs" method, such as the following example, is the "four six into 50% pairs" results obtained:Double D1 = Math.Round (1.25, 1);//1.2Double D2 = Math.Round (1.24, 1);//1.2Double D3 = Math.Round (1.26, 1);//1.3Double d4 = Math.Round (1.35, 1);//1.4In order to achieve "rounding" in C #, I wr

In dealing with some of the data, we want to be able to use the "rounding" method, but C # uses the "four six into 50% pairs" method, such as the following example, is the "four six into 50% pairs" results obtained:Double D1 = Math.Round (1.25, 1);//1.2Double D2 = Math.Round (1.24, 1);//1.2Double D3 = Math.Round (1.26, 1);//1.3Double d4 = Math.Round (1.35, 1);//1.4In order to achieve "rounding" in C #, I wr

SQL Server ==================================================== "Round rounding Intercept" select round (54.56,0) ==================================================== "Rounding Down" select floor (54.56) ============================================ ======== "rounding up intercept" select ceiling (13.15) --The use of the whole function of MSSQL--Dividing two

Double display conversion intStatic void Main (string [] args){Console. WriteLine ("5.1 ~ {0} ", (int) 5.1d );Console. WriteLine ("5.5 ~ {0} ", (int) 5.5d );Console. WriteLine ("5.8 ~ {0} ", (int) 5.8d );Console. WriteLine ("2.1 ~ {0} ", (int) 2.1d );Console. WriteLine ("2.5 ~ {0} ", (int) 2.5d );Console. WriteLine ("2.8 ~ {0} ", (int) 2.8d );Console. WriteLine ("-18.2 ~ {0} ", (int)-18.2f );Console. WriteLine ("-18.5 ~ {0} ", (int)-18.5f );Console. WriteLine ("-18.9 ~ {0} ", (int)-18.9f );Conso

PHP rounding, rounding, round function Use example, rounding round Decimal Example: PHP reserved two decimal places and rounded Copy the Code code as follows:$n = 0.1265489;Echo sprintf ("%.2f", $n); 0.13 As you can see, we used the sprintf function to format the $n%.2f is the target format, where 2 means that two-bit f means float (floating-point) 3rd is a deci

PHP takes integer functions commonly used four methods, the following collection of four functions, often used to take the whole function, a small sum today! Actually very simple, is just a few functions ~ ~ mainly: Ceil,floor,round,intval PHP takes integer functions commonly used in four ways, the following collection of four functions; Often used to take the whole function, today a small sum! Actually very simple, is just a few functions ~ ~ mainly: Ceil,floor,round,intval First, ceil

floatTMPFLOATDATA2 =3.7; NSString*TMPSTR2 = [NSString stringWithFormat:@"%.0f", TMPFLOATDATA2]; NSLog (@"tmpStr2 =%@", TMPSTR2);//result is 4 floatTMPFLOATDATA3 =6.5; NSString*TMPSTR3 = [NSString stringWithFormat:@"%.0f", TMPFLOATDATA3]; NSLog (@"tmpStr2 =%@", TMPSTR3);//result is 6If you use the above mode to make rounding, take up the whole, the result of the next rounding is unreliable, it is best not

JS Math [random number, absolute value, rounding, in-one rounding, rounding, maximum, minimum, pi]

Example of rounding of php Data operations, one-to-one rounding, and rounding Echo round (3.4); // 3 Echo round (3.5); // 4 Echo round (3.6); // 4 Echo round (3.6, 0); // 4 Echo round (1.95583, 2); // 1.96 Echo round (1241757,-3); // 1242000 Echo round (5.045, 2); // 5.04 Echo round (5.055, 2); /

This is a creation in Article, where the information may have evolved or changed. I. Overview The official math package provides the rounding method, rounding up math.Ceil() , rounding down math.Floor() Second, usage 12345678910 Package MainImport ( "FMT" "Math") funcmain() { 1.1 Fmt. Println (Math. Ceil (x)) //2 Fmt. Println (

Python takes the whole ceil down to rounding the floor round, face reading gives an example of the source code.Import math# up the entire print "Math.ceil---" print "math.ceil (2.3) +", Math.ceil (2.3) print "Math.ceil (2.6) =", Math.ceil (2.6) #向下取整print "\nmath.floor---" print "math.floor (2.3) =", Math.floor (2.3) print "Math.floor (2.6) = ", Math.floor (2.6) #四舍五入print" \nround---"print" round (2.3) = ", round (2.3) print" round (2.6) + ", round (

2016.8.21 quiz game, 2016.8.21 quiz 1 import random 2 secret = random. randint (1, 99) 3 guess = 0 4 tries = 0 5 print secret 6 print "Alex, I have a secret, It is a number from 1 to 99, you have 6 tries. "7 while guess! = Secret and tries 1. About tries + = 1, in python, the statement block will not introduce new scopes separately. tries is still a global variable. Changing tries in while will change th

Python quiz and python quiz A colleague asked a friend a small question and question. As I was learning python, I wanted to write this question in python to practice my hands and work hard, and I was inspired by my colleagues. I wrote the following code: #! /Usr/bin/env python # coding = utf8i = 19j = 1for x in range (1, 21): print I *"", '* j + = 2 I-= 1for y in range (): # This sentence is purely for

Database quiz question 2 and database quiz question 2 Questions on Century jiayuan Network 1. count the number of persons in each category (type: Select type, count (type) from tab_user group by type; 2. Count the total score of five people: Select sum (score) from tab_user; 3. Select the top three according to the score, and sort them in reverse order: Select * from 'tab _ user' order by score des

Mysql quiz and mysql quiz 1. the user logon log table xes_user_login_logs is as follows: (1) retrieve user IDs that have been logged on more than twice (SQL statement) Select user_id from vvt_ceshi group by user_id having (count (user_id)> 1; HAVING is like the WHERE condition, used to retrieve a dataset according to specified requirements. However, the WHERE clause is generally used to specify condit

Java improvements ----- detailed explanation of java rounding and retaining bits, ----- rounding Rounding out is a mathematical problem in our primary school. This problem is as simple as the addition, subtraction, multiplication, and division of 1 to 10. Let's take a look at the next typical case: Public static void main (String [] args) {System. out. println ("