#include <iostream>
#include <math.h>
 
using namespace std;
 
int main()
{
    float n;
    cin >> n;  // this input is needed to reproduce, but the value doesn't matter
    n = 2.98;  // overwrite the input value
    cout << "";  // comment this out => y = z = 149
    float x = n * 50;   // 149
    float y = ceilf(x); // 150
    cout << "";  // comment this out => y = z = 150
    float z = ceilf(x); // 149
    cout << "x:" << x << " y:" << y << " z:" << z << endl;
}
 

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

Mi45OAoK

2.98