oj.uz

Submission #797337

# Submission time Handle Problem Language Result Execution time Memory
797337 2023-07-29T09:32:13 Z kingfran1907 Nice sequence (IZhO18_sequence) C++14
0 / 100
 1 ms 468 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long llint;
const int maxn = 1e6+10;

int t;
int n, m;
int dis[maxn];
int out[maxn];
int sol;

int cnt;
void dfs(int x) {
	if (x < 0 || x > sol) return;
	if (dis[x] != -1) return;
	dis[x] = cnt++;
	dfs(x + n); dfs(x - m);
}

int main() {
	scanf("%d", &t);
	while (t--) {
		scanf("%d%d", &n, &m);
		sol = n + m - 1 - __gcd(n, m);
		printf("%d\n", sol);
		if (n == m) {
			for (int i = 0; i < sol; i++) printf("1 ");
			printf("\n");
			continue;
		}
		
		for (int i = 0; i <= sol; i++) dis[i] = -1;
		cnt = 0;
		for (int i = 0; i <= sol; i++) {
			if (dis[i] == -1) dfs(i);
		}
		//for (int i = 0; i <= sol; i++) printf("%d ", dis[i]); printf("\n");
		
		for (int i = 0; i <= sol; i++) dis[i] *= -1;
		for (int i = 0; i < sol; i++) out[i] = dis[i + 1] - dis[i];
		for (int i = n; i <= sol; i++) assert(dis[i] - dis[i - n] <= -1);
		for (int i = m; i <= sol; i++) assert(dis[i] - dis[i - m] >= 1);
		for (int i = 0; i < sol; i++) 
			printf("%d ", out[i]);
		printf("\n");
	}
	return 0;
}

Compilation message

sequence.cpp: In function 'int main()':
sequence.cpp:22:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |  scanf("%d", &t);
      |  ~~~~~^~~~~~~~~~
sequence.cpp:24:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |   scanf("%d%d", &n, &m);
      |   ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #6
0 / 18.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -