Cod sursa(job #166033)
# include <stdio.h>
FILE *f,*g;
long n,k,i,v[50000],s,S[50000],p1,p2;
int main()
{
f=fopen("secv2.in","r");
g=fopen("secv2.out","w");
fscanf(f,"%ld %ld", &n, &k);
s=0;
S[0]=-1800000000;
for (i=1;i<=n;i++)
{
fscanf(f,"%ld ", &v[i]);
s+=v[i];
S[i]=s;
if (S[i]>=S[p2])
p2=i;
}
fclose(f);
if (n==k)
fprintf(g,"1 %ld %ld", n, s);
else
{
s=0;
for (i=p2;i>=1;i--)
{
s+=v[i];
S[i]=s;
if (i!=p2 && S[i]>=S[p1])
p1=i;
}
for (i=1;i<=p1-1;i++)
s-=v[i];
fprintf(g,"%ld %ld %ld", p1, p2, s);
}
fclose(g);
return 0;
}