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  1. /*
  2. * @Author: hungeazy
  3. * @Date:   2026-03-13 21:22:45
  4. * @Last Modified by:   hungeazy
  5. * @Last Modified time: 2026-03-13 21:36:04
  6. */
  7. #include <bits/stdc++.h>
  8. #include <ext/pb_ds/assoc_container.hpp> 
  9. #include <ext/pb_ds/tree_policy.hpp> 
  10. // #pragma GCC optimize("O3")  
  11. // #pragma GCC optimize("unroll-loops")  
  12. // #pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")  
  13. using namespace std;
  14. using namespace __gnu_pbds; 
  15. bool M1;
  16. #define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
  17. #define int long long
  18. #define ll long long 
  19. #define ull unsigned long long
  20. #define sz(x) x.size()
  21. #define sqr(x) (1LL * (x) * (x))
  22. #define all(x) x.begin(), x.end()
  23. #define fill(f,x) memset(f,x,sizeof(f))
  24. #define FOR(i,l,r) for(int i=l;i<=r;i++)
  25. #define FOD(i,r,l) for(int i=r;i>=l;i--)
  26. #define debug(x) cout << #x << " = " << x << '\n'
  27. #define ii pair<int,int>
  28. #define iii pair<int,ii>
  29. #define di pair<ii,ii>
  30. #define vi vector<int>
  31. #define vii vector<ii>
  32. #define mii map<int,int>
  33. #define fi first
  34. #define se second
  35. #define pb push_back
  36. #define MOD 100000007
  37. #define __lcm(a,b) (1ll * ((a) / __gcd((a), (b))) * (b))
  38. #define YES cout << "YES\n"
  39. #define NO cout << "NO\n"
  40. #define MASK(i) (1LL << (i))
  41. #define c_bit(i) __builtin_popcountll(i)
  42. #define BIT(x,i) ((x) & MASK(i))
  43. #define SET_ON(x,i) ((x) | MASK(i))
  44. #define SET_OFF(x,i) ((x) & ~MASK(i))
  45. #define oo 1e18
  46. #define name ""
  47. #define endl '\n'
  48. #define memory() cerr << abs(&M2-&M1)/1024.0/1024 << " MB" << endl
  49. #define time() cerr << endl << "-------------Time:" << 1000.0 * clock() / CLOCKS_PER_SEC << "ms." << endl
  50. template<typename T> bool maximize(T &res, const T &val) { if (res < val){ res = val; return true; }; return false; }
  51. template<typename T> bool minimize(T &res, const T &val) { if (res > val){ res = val; return true; }; return false; }
  52. template <class T> using ordered_set = tree <T, null_type, less_equal <T>, rb_tree_tag,tree_order_statistics_node_update>;
  53. const int N = (int)1e3+10;
  54. int n,m;
  55. char a[N][N];
  56. int dx[] = {1,0,-1,0},
  57. 	dy[] = {0,1,0,-1};
  58.  
  59. namespace hungeazy {
  60.  
  61. 	int dp[N][N],d[N][N];
  62.  
  63. 	bool check(int x, int y) {
  64. 		return (x >= 1 and x <= n and y >= 1 and y <= m);
  65. 	} 
  66.  
  67. 	void BFS(ii p)
  68. 	{
  69. 		FOR(i,1,n)
  70. 			FOR(j,1,m)
  71. 				d[i][j] = oo;
  72. 		queue<ii> q;
  73. 		q.push(p);
  74. 		d[p.fi][p.se] = 0;
  75. 		dp[p.fi][p.se] = 1;
  76. 		while (!q.empty())
  77. 		{
  78. 			auto [u,v] = q.front();
  79. 			q.pop();
  80. 			FOR(s,0,3)
  81. 			{
  82. 				int x = dx[s]+u, y = dy[s]+v;
  83. 				if (!check(x,y) or a[x][y] == '0') continue;
  84. 				if (minimize(d[x][y],d[u][v]+1))
  85. 				{
  86. 					dp[x][y] = dp[u][v];
  87. 					q.push({x,y});
  88. 				}
  89. 				else if (d[x][y] == d[u][v]+1)
  90. 					(dp[x][y] += dp[u][v]) %= MOD;
  91. 			}
  92. 		}
  93. 	}
  94.  
  95. 	void solve(void)
  96. 	{
  97. 		BFS({1,1});
  98. 		cout << dp[n][m] << endl << d[n][m];
  99. 	}
  100.  
  101. }
  102.  
  103. bool M2;
  104. signed main()
  105. {
  106.     fast;
  107.     if (fopen(name".inp","r"))
  108.     {
  109.     	freopen(name".inp","r",stdin);
  110.     	freopen(name".out","w",stdout);
  111.     }
  112.     cin >> n >> m;
  113.     FOR(i,1,n)
  114.     	FOR(j,1,m) cin >> a[i][j];
  115.     hungeazy::solve();
  116.     time();
  117.     memory();
  118.     return 0;
  119. }
  120. // ██░ ██  █    ██  ███▄    █   ▄████
  121. //▓██░ ██▒ ██  ▓██▒ ██ ▀█   █  ██▒ ▀█▒
  122. //▒██▀▀██░▓██  ▒██░▓██  ▀█ ██▒▒██░▄▄▄░
  123. //░▓█ ░██ ▓▓█  ░██░▓██▒  ▐▌██▒░▓█  ██▓
  124. //░▓█▒░██▓▒▒█████▓ ▒██░   ▓██░░▒▓███▀▒
  125. // ▒ ░░▒░▒░▒▓▒ ▒ ▒ ░ ▒░   ▒ ▒  ░▒   ▒
  126. // ▒ ░▒░ ░░░▒░ ░ ░ ░ ░░   ░ ▒░  ░   ░
  127. // ░  ░░ ░ ░░░ ░ ░    ░   ░ ░ ░ ░   ░
  128. // ░  ░  ░   ░              ░       ░
Success #stdin #stdout #stderr 0.01s 5796KB
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Standard input is empty
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0
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-------------Time:6.301ms.
16.5384 MB
https://ideone.com/Upnxfk
language:
C++14 (gcc 8.3)
created:
7 hours ago
visibility:
public

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