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#include <iostream>
using namespace std;
template<int N, int M>
short func(int (&A)[N][M], double d1, double d2, short s) {
short result{0};
for(int i = 0; i < M; ++i) {
short temp_result{0};
for(int j = 0; j < N-1; ++j) {
if(temp_result >= s)
continue;
double div = static_cast<double>(A[j][i]) / static_cast<double>(A[j+1][i]);
if(div >= d1 && div <= d2)
temp_result++;
}
if(temp_result >= s)
result++;
}
return result;
}
int main() {
int a1[5][2] = {
{15, 100},
{15, 100},
{10, 100},
{10, 10},
{10, 30},
};
cout << func(a1, 0.3, 1.9, 2) << endl;
return 0;
}
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