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33 lines
644 B
C++
33 lines
644 B
C++
#include <cassert>
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#include <iostream>
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int main() {
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int someInteger = 256;
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short someShort;
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long someLong;
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float someFloat;
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double someDouble;
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someInteger++;
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assert(someInteger == 257);
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someInteger *= 2;
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assert(someInteger == 514);
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someShort = (short) someInteger;
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assert((int) someShort == 514); // (short more than 1 byte)
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someLong = someShort * 10000;
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assert(someLong == 5140000l);
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someFloat = someLong * 0.785;
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assert(abs(someFloat - 4034900.000) < 0.0001);
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someDouble = (double)someFloat / 100000;
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assert(abs(someDouble - 40.349) < 0.0001);
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std::cout << someDouble << std::endl;
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return 0;
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}
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