Submission #347667

#TimeUsernameProblemLanguageResultExecution timeMemory
347667beksultan04The Big Prize (IOI17_prize)C++14
Compilation error
0 ms0 KiB
#include "prize.h"
#include "grader.cpp"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int,int>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scanl(a) scanf("%lld",&a);
#define scanll(a,b) scanf("%lld %lld",&a, &b);
#define scanlll(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define scan1(a) scanf("%d",&a);
#define scan2(a,b) scanf("%d %d",&a, &b);
#define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin()Ñ,s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
#define eps 1e-12
const int N = 3e5+12,INF=1e9+7;
int find_best(int n) {
    int mx=0,i=0;n--;
    while(1){
        vector <int> a = ask(i);
        if (!(a[0]+a[1]))ret i;
        mx = max(a[0]+a[1],mx);
        if (mx != a[0]+a[1])continue;



        int l = i,r = n;
        while (r >= l){

            int m = l+r>>1;
            vector <int> b = ask(m);
            if (!(b[0]+b[1]))ret m;
            if (!b[1]){
                n = m;
            }
            if (!b[0] || a == b){
                l = m+1;
                i = m;
            }
            else {
                r = m-1;
            }
        }

        l = i,r = n;
        while (r >= l){

            int m = l+r>>1;
            vector <int> b = ask(m);
            if (!(b[0]+b[1]))ret m;
            if (!b[1]){
                n = m;
            }
            if (!b[0] || a == b){
                r = m-1;
                n = m-1;
            }
            else {
                l = m+1;
            }
        }
        i++;
    }

}



















Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:39:22: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   39 |             int m = l+r>>1;
      |                     ~^~
prize.cpp:57:22: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   57 |             int m = l+r>>1;
      |                     ~^~
/tmp/cc4EqFs3.o: In function `ask(int)':
grader.cpp:(.text+0x0): multiple definition of `ask(int)'
/tmp/ccLkvd0D.o:prize.cpp:(.text+0x0): first defined here
/tmp/cc4EqFs3.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccLkvd0D.o:prize.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status