Submission #907806
Source Code Expand
#include <stdio.h> #include <algorithm> #include <cmath> #include <queue> #include <vector> #include <map> #include <set> using namespace std; typedef pair<int , int> P2; typedef pair<pair<int , int> , int> P3; typedef pair<pair<int , int> , pair<int , int> > P4; #define Fst first #define Snd second #define MP(a , b) make_pair((a) , (b)) #define M3P(a , b , c) make_pair(make_pair((a) , (b)) , (c)) #define M4P(a , b , c , d) make_pair(make_pair((a) , (b)) , make_pair((c) , (d))) const char s[2][15] = {"Possible" , "Impossible"}; int N; int a; int x[100]; int m = 99; bool b; int main(){ scanf("%d" , &N); for(int i = 0 ; i < N ; ++i){ scanf("%d" , &a); ++x[a]; m = min(m , a); } b = (x[m] < 3); int z; if(b) z = 2 * m + 1 - x[m]; for(int i = m + 1 ; b && i < 100 ; ++i){ if(i <= z && x[i] < 2) b = 0; if(i > z && x[i] > 0) b = 0; } printf("%s\n" , b ? s[0] : s[1]); return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Tree Restoring |
User | PIandS |
Language | C++14 (GCC 5.4.1) |
Score | 700 |
Code Size | 951 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:28:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d" , &N); ^ ./Main.cpp:30:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d" , &a); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 700 / 700 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | example0, example1, example2, example3, example4, example5 |
All | almostline0, almostline1, almostline2, almostline3, can0, can1, can2, can3, can4, can5, can6, deg0, deg1, deg2, deg3, example0, example1, example2, example3, example4, example5, handmade0, line0, line1, line2, line3, ng10, ng11, ng12, ng13, ng20, ng21, ng22, ng23, plus0, plus1, plus2, plus3, rand0, rand1, rand2, star0, star1, star2, star3 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
almostline0 | AC | 1 ms | 128 KB |
almostline1 | AC | 1 ms | 128 KB |
almostline2 | AC | 1 ms | 128 KB |
almostline3 | AC | 1 ms | 128 KB |
can0 | AC | 1 ms | 128 KB |
can1 | AC | 1 ms | 128 KB |
can2 | AC | 1 ms | 128 KB |
can3 | AC | 1 ms | 128 KB |
can4 | AC | 1 ms | 128 KB |
can5 | AC | 1 ms | 128 KB |
can6 | AC | 1 ms | 128 KB |
deg0 | AC | 1 ms | 128 KB |
deg1 | AC | 1 ms | 128 KB |
deg2 | AC | 1 ms | 128 KB |
deg3 | AC | 1 ms | 128 KB |
example0 | AC | 1 ms | 128 KB |
example1 | AC | 1 ms | 128 KB |
example2 | AC | 1 ms | 128 KB |
example3 | AC | 1 ms | 128 KB |
example4 | AC | 1 ms | 128 KB |
example5 | AC | 1 ms | 128 KB |
handmade0 | AC | 1 ms | 128 KB |
line0 | AC | 1 ms | 128 KB |
line1 | AC | 1 ms | 128 KB |
line2 | AC | 1 ms | 128 KB |
line3 | AC | 1 ms | 128 KB |
ng10 | AC | 1 ms | 128 KB |
ng11 | AC | 1 ms | 128 KB |
ng12 | AC | 1 ms | 128 KB |
ng13 | AC | 1 ms | 128 KB |
ng20 | AC | 1 ms | 128 KB |
ng21 | AC | 1 ms | 128 KB |
ng22 | AC | 1 ms | 128 KB |
ng23 | AC | 1 ms | 128 KB |
plus0 | AC | 1 ms | 128 KB |
plus1 | AC | 1 ms | 128 KB |
plus2 | AC | 1 ms | 128 KB |
plus3 | AC | 1 ms | 128 KB |
rand0 | AC | 1 ms | 128 KB |
rand1 | AC | 1 ms | 128 KB |
rand2 | AC | 1 ms | 128 KB |
star0 | AC | 1 ms | 128 KB |
star1 | AC | 1 ms | 128 KB |
star2 | AC | 1 ms | 128 KB |
star3 | AC | 1 ms | 128 KB |