Submission #29582

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
29582	2017-07-20 07:27:35	rondojim	Carnival (CEOI14_carnival)	C++14	100 / 100	9 ms	1116 KiB

carnival

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#include <stdio.h>
#include <algorithm>
#include <vector>
using namespace std;
const int MAXN = 155;
int color[MAXN], inv[MAXN], N, d, s;
void ask_range(int l, int r){
  printf("%d ", r - l + 1);
  for(int i=l; i<=r; ++i) printf("%d ", i);
  printf("\n");
  fflush(stdout);
  scanf("%d", &s);
}
void ask_color(int idx, int l, int r){
  printf("%d %d ", r - l + 2, idx);
  for(int i=l; i<=r; ++i) printf("%d ", inv[i]);
  printf("\n");
  fflush(stdout);
  scanf("%d", &s);
}
int main(){
  scanf("%d", &N);
  color[1] = d = inv[1] = 1;
  for(int i=2; i<=N; ++i){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

carnival.cpp: In function 'void ask_range(int, int)':
carnival.cpp:16:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &s);
                  ^
carnival.cpp: In function 'void ask_color(int, int, int)':
carnival.cpp:24:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &s);
                  ^
carnival.cpp: In function 'int main()':
carnival.cpp:28:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &N);
                  ^
carnival.cpp:43:19: warning: 'res' may be used uninitialized in this function [-Wmaybe-uninitialized]
     color[i] = res; 
                   ^

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