var
y : real;
const
a = 4.75;
b = 3.5;
x = 4;
c = 12;
begin
y := x + (5 / a) - (b / c);
wrietln (y);
readln;
end.
#include <iostream>
#include <vector>
using namespace std;
signed main() {
int n,m,A;
cin >> n >> m >> A;
vector<vector<double>> a(n,vector<double>(m));
for(int i = 0; i < n; i++)
for(int j = 0; j < m; j++)
cin >> a[i][j];
vector<double> b(n,1);
vector<bool> ok(n,false);
for(int i = 0; i < m; i++)
for(int j = 0; j < n; j++)
if(a[j][i] < A){
b[i] *= a[j][i];
ok[i] = true;
}
for(int i = 0; i < b.size(); i++){
if(!ok[i]) b[i] = 0;
cout << b[i] << " ";
}
}
#include <iostream>
#include <vector>
using namespace std;
void input(vector<vector<int>> &vec){
for(int i = 0; i < vec.size(); i++)
for(int j = 0; j < vec[i].size(); j++)
cin >> vec[i][j];
}
void print(vector<vector<int>> &vec){
for(int i = 0; i < vec.size(); i++){
for(int j = 0; j < vec[i].size(); j++)
cout << vec[i][j] << " ";
cout << "\n";
}
}
void modify(vector<vector<int>> &vec){
for(int i = 0; i < vec.size(); i++)
for(int j = 0; j < vec[i].size(); j++)
if(vec[i][j] % 4 == 0 && (i*j) % 2 == 0)
vec[i][j] /= 4;
}
signed main() {
int n,m;
cin >> n >> m;
vector<vector<int>> a(n,vector<int>(m));
input(a);
cout << "BEFORE:\n";
print(a);
modify(a);
cout << "AFTER:\n";
print(a);
}
ответ:224,5