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Cod sursa(job #491943)
#include<stdio.h>
int main(){
freopen ("transport.in", "r", stdin);
freopen ("transport.out", "w", stdout);
int n, i, k, v[16001], min, max, c, r=0, s, t, ct=0, ctmax=0;
scanf("%d %d ", &n, &k);
for(i=1; i<=n; i++)
scanf("%d ", &v[i]);
min=1;max=63;
while(r==0){
s=0;
t=0;
c=(min+max)/2;
//printf("%d ", c);
ctmax=0;
ct=0;
for(i=1; i<=n; i++){
s+=v[i];
if(s>c){
t++;
ct=s-v[i];
if(ct>ctmax){
ctmax=ct;
}
s=v[i];
r=1;
}
}
if(r==1)
t++;
r=0;
//printf("%d\n", t);
if(t==k){
printf("%d ", ctmax);
return 0;
}
if(t==0)
max=c;
else
if(t>k)
min=c;
else
max=c;
}
return 0;
}