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Cod sursa(job #546931)
# include <fstream.h>
#include <math.h>
ifstream f("heapuri.in");
ofstream g("heapuri.out");
long long v[200000000],min;
int x,n,o,m,i,j;
int main()
{
f>>n;
for(i=1;i<=n;i++)
{
f>>o;
if(o==1)
{
f>>x;
v[++m]=x;
}
else
if(o==2)
{
f>>x;
v[x]=0;
}
else
{
min=pow(2,30);
for(j=1;j<=m;j++)
if(min>v[j]&&v[j]!=0)
min=v[j];
g<<min<<'\n';
}
}
f.close();
g.close();
return 0;
}