44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
#include <iostream>
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#include <iomanip>
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int main() {
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int input = 0;
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std::cout << "Give me an Integer in hex: ";
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std::cin >> std::hex >> input ;
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std::cout << "Dec: " << input << std::endl;
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std::cout << "Hex: " ;
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std::cout << std::hex << input << std::endl;
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std::cout << "Octal: " ;
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std::cout << std::oct << input << std::endl;
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float f1, f2, f3 ;
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std::cout << "Give me three floats: " << std::endl;
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std::cout << "f1: " ;
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std::cin >> f1 ;
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std::cout << "f2: " ;
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std::cin >> f2 ;
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std::cout << "f3: " ;
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std::cin >> f3 ;
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std::cout << "The following floats were given: " << std::endl;
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std::cout << std::scientific << f1 << " " << f2 << " " << f3 << std::endl;
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std::cout << "That is 20 chars columns per float: " << std::endl;
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std::cout << std::setw(20) << "ValueA" << " " << std::setw(20) << "ValueB" << " "<< std::setw(20) << "ValueC" << std::endl;
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std::cout << std::setfill('-') << std::setw(3*20 + 2 + 1) << " " << std::endl ;
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std::cout << std::setfill(' ') << std::setw(20) << std::scientific << f1 << " " << std::setw(20) << f2 << " "<< std::setw(20) << f3 << std::endl;
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std::cout << "With 3 digit precision: " << std::endl;
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std::cout << std::left << std::setprecision(3) << std::scientific << f1 << " " << f2 << " " << f3 << std::endl;
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}
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