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Cod sursa(job #283392)
#include <fstream>
int v[15001];
unsigned long op(int p,int q)
{
unsigned long s=0;
for(int i=p;i<=q;i++)
s+=v[i];
return(s);
}
int main()
{
int n,m,i,o,p,q;
ifstream f("datorii.in");
ofstream g("datorii.out");
f>>n>>m;
for(i=1;i<=n;i++)
f>>v[i];
for(i=1;i<=m;i++)
{
f>>o>>p>>q;
if (o==0)
v[p]-=q;
else
g<<op(p,q)<<endl;
}
g.close();
return(0);
}