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Problems

Sum of elements

published at 1/7/24, 11:09:23 pm
#include <bits/stdc++.h>
using namespace std;
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    float m, sum = 0;
    int n;
    cin>>n;
    vector<float> vec;
    for(int i = 0; i < n; i++){
        cin>>m;
        vec.push_back(m);
    }
    for(int i = 0; i < n; i++){
        sum+=vec[i];
    }
    cout<<fixed<<setprecision(1)<<sum<<endl;
    return 0;
}
published at 1/26/24, 12:00:35 pm

include <iostream>

int main() { int n; std::cin >> n;

double sum = 0.0;

for (int i = 0; i < n; ++i) {
    double num;
    std::cin >> num;

    // Додаємо поточний елемент до суми
    sum += num;
}

std::cout << sum << std::endl;

return 0;

}

published at 1/26/24, 12:00:35 pm

include <iostream>

int main() { int n; std::cin >> n;

double sum = 0.0;

for (int i = 0; i < n; ++i) {
    double num;
    std::cin >> num;

    // Додаємо поточний елемент до суми
    sum += num;
}

std::cout << sum << std::endl;

return 0;

}

published at 4/14/24, 12:42:13 pm

include <iostream>

using namespace std;

int main() { int n; cin >> n; double cem = 0.0, a[101]; for (int i = 0; i < n; ++i) { cin >> a[i]; cem += a[i]; } cout << cem; return 0; }