oj.uz

Submission #168913

# Submission time Handle Problem Language Result Execution time Memory
168913 2019-12-17T05:42:48 Z abil Gift (IZhO18_nicegift) C++14
0 / 100
 1634 ms 22808 KB 
#include <bits/stdc++.h>

#define fr first
#define sc second
#define pb push_back
#define mk make_pair
#define all(s) s.begin(),s.end()
#define int long long

using namespace std;

const int N = (1e6 + 12);
const int mod = (1e9 + 7);
const int INF = (0x3f3f3f3f);

int a[N];
main()
{
	int n, k;
	bool f = true;
	scanf("%lld%lld", &n, &k);
	for(int i = 1;i <= n; i++){
		scanf("%lld", &a[i]);
		if(i > 1){
			if(a[i] != a[i - 1]){
				f = false;
			}
		}
	}
	if(f){
		if(n % k == 0){
			cout << n / k << endl;
			int x = n / k, cnt = 1;
			while(x--){
				cout << a[1] << " ";
				for(int i = 1;i <= k; i++){
					cout << cnt << " ";
					cnt++;
				}
				cout << endl;
			}
		}
		else{
			cout << -1;
		}
	}
	else{
		cout << -1;
	}
}

Compilation message

nicegift.cpp:17:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main()
      ^
nicegift.cpp: In function 'int main()':
nicegift.cpp:21:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld", &n, &k);
  ~~~~~^~~~~~~~~~~~~~~~~~~~
nicegift.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld", &a[i]);
   ~~~~~^~~~~~~~~~~~~~~

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Jury has the answer but participant has not
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Jury has the answer but participant has not
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Jury has the answer but participant has not
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1634 ms 22808 KB n=1000000
2 Correct 787 ms 13532 KB n=666666
3 Correct 324 ms 7496 KB n=400000
4 Incorrect 47 ms 2552 KB Jury has the answer but participant has not
5 Halted 0 ms 0 KB -

Subtask #5
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Jury has the answer but participant has not
2 Halted 0 ms 0 KB -