Using C++ Built-in Functions in C++ #include #include using namespace std; int main() { const int LEN = 9; char sample1[LEN]; char sample2[LEN]; char result1; char result2; int i; cout << "Enter 9 lowercase characters: "; for(i = 0; i < LEN; i++) { cin >> sample1[i]; result1=toupper(sample1[i]); cout << result1 << endl; } cin.ignore(256,'\n'); cout << "Enter 9 uppercase characters: "; for(i = 0; i < LEN; i++) { cin >> sample2[i]; result2=tolower(sample2[i]); cout << result2 << endl; } cin.ignore(256,'\n'); return 0; } char tolower(char c) //function to convert uppercase to lowercase { return c+32; } char toupper(char c) //function to convert uppercase to uppercase { return c-32; }
Using C++ Built-in Functions in C++ #include #include using namespace std; int main() { const int LEN = 9; char sample1[LEN]; char sample2[LEN]; char result1; char result2; int i; cout << "Enter 9 lowercase characters: "; for(i = 0; i < LEN; i++) { cin >> sample1[i]; result1=toupper(sample1[i]); cout << result1 << endl; } cin.ignore(256,'\n'); cout << "Enter 9 uppercase characters: "; for(i = 0; i < LEN; i++) { cin >> sample2[i]; result2=tolower(sample2[i]); cout << result2 << endl; } cin.ignore(256,'\n'); return 0; } char tolower(char c) //function to convert uppercase to lowercase { return c+32; } char toupper(char c) //function to convert uppercase to uppercase { return c-32; }
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Using C++ Built-in Functions in C++
#include <iostream>
#include <string>
using namespace std;
int main()
{
const int LEN = 9;
char sample1[LEN];
char sample2[LEN];
char result1;
char result2;
int i;
cout << "Enter 9 lowercase characters: ";
for(i = 0; i < LEN; i++)
{
cin >> sample1[i];
result1=toupper(sample1[i]);
cout << result1 << endl;
}
cin.ignore(256,'\n');
cout << "Enter 9 uppercase characters: ";
for(i = 0; i < LEN; i++)
{
cin >> sample2[i];
result2=tolower(sample2[i]);
cout << result2 << endl;
}
cin.ignore(256,'\n');
return 0;
}
char tolower(char c) //function to convert uppercase to lowercase
{
return c+32;
}
char toupper(char c) //function to convert uppercase to uppercase
{
return c-32;
}
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