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Cod sursa(job #278105)
#include<fstream.h>
ifstream f("economie.in");
ofstream g("economie.out");
unsigned int m[1001],n,i,x,k,nr,j,max;
int p[50001],t[1001];
int main(){
f>>n;max=0;
for(i=1;i<=n;i++){
f>>m[i];if(m[i]>max)max=m[i];}
for(i=1;i<=n-1;i++)
for(k=i+1;k<=n;k++)
if(m[i]>m[k]){
x=m[k];
m[k]=m[i];
m[i]=x;}
p[0]=1;
for(i=1;i<=n;i++)
for(j=0;j<=max-m[i];j++)
if (p[j]!=0&&p[j+m[i]]==0)
{p[j+m[i]]=i;}
for(i=1;i<=max;i++)
if(p[i]!=0)
if(t[p[i]]==0)
{ x++;
t[p[i]]=1;
}
g<<x<<'\n';
for(i=1;i<=n;i++)
if(t[i]!=0)
g<<m[i]<<'\n';
return 0;
}