#include <iostream>
#include<algorithm>
#include<vector>
using namespace std;
vector<int>v1;
bool cmp(int a, int b)
{
return (a>b);
}
int main() {
// your code goes here
v1.push_back(3);
v1.push_back(1);
v1.push_back(7);
sort(v1.begin(), v1.end(),cmp);
for(int i=0; i<(int)v1.size(); i++)
cout<<v1[i]<<" ";
return 0;
}
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