This example shows how you can use if..else to "open a door" if the user enters the correct code:Example int doorCode = 1337;if (doorCode == 1337) { printf("Correct code.\nThe door is now open.");} else { printf("Wrong code.\nThe door remains closed.");} Try it Yourself...
Example: #include <stdio.h> int main() { int num = 10; if (num > 5) { printf("The number is greater than 5.\n"); } else { printf("The number is not greater than 5.\n"); } return 0; } In this example, the condition num > 5 is evaluated. Since the value of num is...
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/* statement(s) will execute if the boolean expression is false */ } 如果布尔表达式的计算结果为true,则执行if block,否则执行else block。 C编程语言将任何non-zero和non-null值假定为true,如果它zero或null,则将其假定为false值。 流程图 (Flow Diagram) 例子(Example) #include <stdio.h> int main ...
Example 2: C++ if...else Statement // Program to check whether an integer is positive or negative// This program considers 0 as a positive number#include<iostream>usingnamespacestd;intmain(){intnumber;cout<<"Enter an integer: ";cin>> number;if(number >=0) {cout<<"You entered a posit...
C/C++ if else statement with ExamplesC/C++ 中的决策制定 有助于编写决策驱动语句和根据特定条件执行一组特定的代码。if 语句单独告诉我们,如果条件为真,...
Lets take the same example that we have seen above while discussing nested if..else. We will rewrite the same program using else..if statements. #include<stdio.h>intmain(){intvar1,var2;printf("Input the value of var1:");scanf("%d",&var1);printf("Input the value of var2:");scan...
Example for C If-Else Statement In the following example, we have an if-else with condition to check whether the number is even. If the number is even, then we shall print a message to the console that the number is even. This is if block, and have just a single statement. If the...
c)if-else语句 if-else语句看起来是这样的: if(condition) { Statement(s); } else { Statement(s); }123456 如果条件为真,则“if”内的语句将执行,如果条件为假,则“else”内的语句将执行。 if-else语句的示例 public class IfElseExample {
Code Example: #include <iostream> using namespace std; int main() { int marks = 80; if (marks >= 90) { cout << "Grade A"; } else if (marks >= 80) { cout << "Grade B"; } else if (marks >= 60) { cout << "Grade C"; } else if (marks >= 40) { cout << "Grade...