Submission #26171

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
26171	2017-06-28 08:00:38	ruhanhabib39	Carnival (CEOI14_carnival)	C++14	100 / 100	16 ms	2020 KiB

carnival

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#include <bits/stdc++.h>
using namespace std;
int N;
vector<int> gp;
int res[150 + 10];
int query(vector<int> v) {
   printf("%d", (int)v.size());
   for(int i : v) {
      printf(" %d", i);
   }
   printf("\n"); fflush(stdout);
   int k; scanf("%d", &k);
   return k;
}
int main() {
   scanf("%d", &N);
   gp.push_back(1);
   for(int i = 2; i <= N; i++) {
      gp.push_back(i);
      if(query(gp) != gp.size()) {
         gp.pop_back();
      }
   }
   for(int i = 0; i < (int)gp.size(); i++) {
      res[gp[i]] = i+1;
   }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

carnival.cpp: In function 'int main()':
carnival.cpp:24:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       if(query(gp) != gp.size()) {
                    ^
carnival.cpp:38:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          if(query(q) < q.size()) hi = m;
                      ^
carnival.cpp: In function 'int query(std::vector<int>)':
carnival.cpp:15:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    int k; scanf("%d", &k);
                          ^
carnival.cpp: In function 'int main()':
carnival.cpp:20:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &N);
                   ^

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20