cplusplus:selection_examples
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Table of Contents
Control Structures: Selection examples
if
- if_example.cpp
/* Using if statements */ #include <iostream> using namespace std; int main() { int grade; cout << "Enter a grade and I will tell you if you passed: "; cin >> grade; if (grade > 60) cout << "Passed" << endl; return 0; }
if/else
- if_else_example.cpp
/* Using if/else statements */ #include <iostream> using namespace std; int main() { int num1; cout << "Enter an integer, and I will tell you "; cout << "if the number is positive: "; cin >> num1; // read an integer if (num1 > 0) cout << num1 << " is positive. "<< endl; else cout << num1 << " is not positive. "<< endl; return 0; }
nested if/else
- nested_if_else_example.cpp
/* Using nested if/else statements */ #include <iostream> using namespace std; int main() { int grade; cout << "Enter a numerical grade, and I will tell you" << endl; cout << "how well the student performed: "; cin >> grade; // read an integer cout << "The student received a letter grade of "; if (grade >= 90 ) cout << "A"; else if (grade >= 80) cout << "B"; else if (grade >= 70) cout << "C"; else if (grade >= 60) cout << "D"; else cout << "F"; cout << "." << endl; return 0; }
cplusplus/selection_examples.1359860262.txt.gz · Last modified: 2013/02/03 02:57 by mithat