44 lines
No EOL
940 B
C++
44 lines
No EOL
940 B
C++
// ac_9_28.cpp
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// Горбацевич Андрей
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#include <iostream>
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#include <fstream>
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#include <vector>
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#include <cmath>
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#include <limits>
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using namespace std;
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float nearest_int_dist(float x) {
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return abs(round(x) - x);
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}
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vector<float> read_vec(istream &reader) {
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vector<float> out;
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while (!reader.eof() && reader.good()) {
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float i;
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reader >> i;
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out.push_back(i);
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}
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return out;
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}
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// 0.1 -0.1 0.4 4.0
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int main() {
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ifstream inf("in.txt");
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if (!inf.is_open())
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{
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cerr << "Unable to open file" << endl;
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return 1;
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}
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vector<float> v = read_vec(inf);
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size_t index = 0;
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float smallest = v[index];
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for (size_t i = 1; i < v.size(); i++) {
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if (nearest_int_dist(v[i]) < smallest) {
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smallest = nearest_int_dist(v[i]);
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index = i;
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}
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}
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cout << "Nearest to decimal form: " << v[index] << endl;
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return 0;
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} |