36 lines
773 B
C++
36 lines
773 B
C++
#include <algorithm>
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#include <iostream>
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#include <numeric>
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#include <vector>
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int main() {
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std::cout << "Hello, World!" << std::endl;
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std::vector<int> numbers = {1, 2, -1, 3, -2, 4};
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numbers.erase(std::remove_if(
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numbers.begin(),
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numbers.end(),
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[](int x) { return x < 0; }),
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numbers.end());
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auto sum = 0;
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for (auto it = numbers.begin(); it != numbers.end(); it++) {
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sum += *it;
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}
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std::cout << "Sum is: " << sum << "." << std::endl;
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sum = 0;
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auto res = std::accumulate(
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numbers.begin(),
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numbers.end(),
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1,
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[](int a, int b) { return a * b; });
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std::cout << "Multiplication is: " << res << "." << std::endl;
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return 0;
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}
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