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Cod sursa(job #526783)
#include<stdio.h>
int n,x[16001],k;
bool incape(int p)
{
int i,c=0,nr=1;
for(i=1;i<=n;++i)
{
if (x[i]>p)
return false;
if (c+x[i]<=p)
c+=x[i];
else
{
++nr;
c=x[i];
}
}
if (nr>k)
return false;
return true;
}
int caut()
{
int i,pas=1<<30;
for(i=0;pas!=0;pas>>=1)
if (!incape(i+pas))
i+=pas;
return i+1;
}
int main()
{
int i;
freopen("transport.in","r",stdin);
freopen("transport.out","w",stdout);
scanf("%d%d",&n,&k);
for(i=1;i<=n;++i)
scanf("%d",&x[i]);
printf("%d",caut());
}