oj.uz

Submission #307091

# Submission time Handle Problem Language Result Execution time Memory
307091 2020-09-27T02:07:19 Z Rainbowbunny Jump (BOI06_jump) C++17
100 / 100
 16 ms 2176 KB 
#include <bits/stdc++.h>
#define mp make_pair
#define eb emplace_back
#define fi first
#define se second
using namespace std;
using cd = complex <double>;
 
const long long INF = 1e15;
const int N = 3e5 + 2;
//const int mod = 1e9 + 7;//998244353;//1e9 + 7;//786433;
const double Pi = acos(-1);
 
void Fastio()
{
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
}
 
int n;
int a[105][105];
vector <int> dp[105][105];
 
vector <int> Add(vector <int> A, vector <int> B)
{
	int more = 0;
	vector <int> C;
	if(A.size() > B.size())
	{
		swap(A, B);
	}
	for(int i = 0; i < A.size(); i++)
	{
		int temp = B[i] + A[i] + more;
		if(temp >= 10)
		{
			temp -= 10;
			more = 1;
		}
		else
		{
			more = 0;
		}
		C.eb(temp);
	}
	for(int i = A.size(); i < B.size(); i++)
	{
		int temp = B[i] + more;
		if(temp >= 10)
		{
			temp -= 10;
			more = 1;
		}
		else
		{
			more = 0;
		}
		C.eb(temp);
	}
	if(more)
	{
		C.eb(more);
	}
	return C;
}
 
signed main()
{
	Fastio();
	cin >> n;
	for(int i = 1; i <= n; i++)
	{
		for(int j = 1; j <= n; j++)
		{
			cin >> a[i][j];
			dp[i][j] = vector(1, 0);
		}
	}
	dp[1][1] = vector <int>(1, 1);
	for(int i = 1; i <= n; i++)
	{
		for(int j = 1; j <= n; j++)
		{
			int nx = i + a[i][j], ny = j;
			vector <int> Temp = dp[i][j];
			if(a[i][j] == 0)
			{
				continue;
			}
			if(nx <= n)
			{
				dp[nx][ny] = Add(dp[nx][ny], dp[i][j]);
			}
			nx = i, ny = j + a[i][j];
			if(ny <= n)
			{
				dp[nx][ny] = Add(dp[nx][ny], dp[i][j]);
			}
		}
	}
	reverse(dp[n][n].begin(), dp[n][n].end());
	for(auto x : dp[n][n])
	{
		cout << x;
	}
}

Compilation message

jump.cpp: In function 'std::vector<int> Add(std::vector<int>, std::vector<int>)':
jump.cpp:33:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |  for(int i = 0; i < A.size(); i++)
      |                 ~~^~~~~~~~~~
jump.cpp:47:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |  for(int i = A.size(); i < B.size(); i++)
      |                        ~~^~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 640 KB Output is correct
2 Correct 1 ms 640 KB Output is correct
3 Correct 1 ms 640 KB Output is correct
4 Correct 1 ms 640 KB Output is correct
5 Correct 1 ms 768 KB Output is correct
6 Correct 1 ms 640 KB Output is correct
7 Correct 1 ms 640 KB Output is correct
8 Correct 1 ms 640 KB Output is correct
9 Correct 1 ms 640 KB Output is correct
10 Correct 1 ms 640 KB Output is correct
11 Correct 1 ms 640 KB Output is correct
12 Correct 1 ms 640 KB Output is correct
13 Correct 2 ms 640 KB Output is correct
14 Correct 2 ms 768 KB Output is correct
15 Correct 4 ms 896 KB Output is correct
16 Correct 9 ms 1536 KB Output is correct
17 Correct 7 ms 1152 KB Output is correct
18 Correct 12 ms 1792 KB Output is correct
19 Correct 10 ms 1408 KB Output is correct
20 Correct 16 ms 2176 KB Output is correct