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#include <iostream> |
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#include <cstdio> |
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#include <cmath> |
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#include <algorithm> |
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#include <climits> |
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#include <cstring> |
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#include <string> |
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#include <sstream> |
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#include <vector> |
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#include <queue> |
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#include <list> |
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#include <unordered_map> |
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#include <unordered_set> |
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#include <cstdlib> |
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#include <deque> |
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#include <stack> |
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#include <bitset> |
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#include <cassert> |
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#include <map> |
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#include <set> |
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#include <cassert> |
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#include <iomanip> |
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#include <random> |
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#include <ext/pb_ds/assoc_container.hpp> |
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#include <ext/pb_ds/tree_policy.hpp> |
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using namespace std; |
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using namespace __gnu_pbds; |
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typedef long long ll; |
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typedef unsigned long long ull; |
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#define __FastIO ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0) |
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#define __FileRead freopen ("input.txt", "r", stdin) |
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#define __FileWrite freopen ("output.txt", "w", stdout) |
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#define SET(a,v) memset(a,v,sizeof(a)) |
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#define SZ(v) (int)v.size() |
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#define pii pair<int,int> |
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#define pil pair <int, ll> |
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#define pli pair <ll, int> |
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#define pll pair <ll, ll> |
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#define debug cout <<"######\n" |
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#define debug1(x) cout <<"### " << x << " ###\n" |
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#define debug2(x,y) cout <<"# " << x <<" : "<< y <<" #\n" |
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#define nl cout << "\n"; |
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#define sp cout << " "; |
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#define sl(n) scanf("%lld", &n) |
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#define sf(n) scanf("%lf", &n) |
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#define si(n) scanf("%d", &n) |
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#define ss(n) scanf("%s", n) |
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#define pf(n) scanf("%d", n) |
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#define pfl(n) scanf("%lld", n) |
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#define all(v) v.begin(), v.end() |
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#define rall(v) v.begin(), v.end() |
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#define srt(v) sort(v.begin(), v.end()) |
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#define r_srt(v) sort(v.rbegin(), v.rend()) |
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#define rev(v) reverse(v.begin(), v.end()) |
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#define Sqr(x) ((x)*(x)) |
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#define Mod(x, m) ((((x) % (m)) + (m)) % (m)) |
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#define max3(a, b, c) max(a, max(b, c)) |
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#define min3(a, b, c) min(a, min(b, c)) |
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#define pb push_back |
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#define mk make_pair |
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#define MAX 100005 |
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#define INF 1000000009 |
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#define MOD 1000000007 |
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template<class T> |
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using min_heap = priority_queue<T, std::vector<T>, std::greater<T>>; |
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template<typename T> |
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using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, |
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tree_order_statistics_node_update>; |
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template <typename T> string toString ( T Number ) { |
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stringstream ss; |
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ss << Number; |
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return ss.str(); |
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} |
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template<typename T> int toInt (T str) { |
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stringstream ss; |
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ss << str; |
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int num; |
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ss >> num; |
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return num; |
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} |
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ll lcm (ll a, ll b) { |
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return a * b / __gcd (a, b); |
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} |
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const int MAX_N = 5005; |
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string str; |
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ll dp[MAX_N][105]; |
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ll fun (int pos, int x) { |
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if (pos >= (int) str.size() ) { |
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if (x <= 26 && x > 0) return 1LL; |
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else return 0LL; |
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} |
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ll &res = dp[pos][x]; |
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if (res != -1) return res; |
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ll res1 = 0, res2 = 0; |
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if (str[pos] != '0') { |
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if (pos + 1 < (int) str.size() ) { |
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if (str[pos + 1] != '0') { |
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res1 = fun (pos + 1, str[pos] - '0'); |
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int val = (str[pos] - '0') * 10 + (str[pos + 1] - '0'); |
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if (val <= 26) res2 = fun (pos + 2, val); |
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} else { |
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int val = (str[pos] - '0') * 10 + (str[pos + 1] - '0'); |
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if (val <= 26) res2 = fun (pos + 2, val); |
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} |
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} else { |
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res1 = fun (pos + 1, str[pos] - '0'); |
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} |
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} |
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return res = res1 + res2; |
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} |
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int main () { |
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__FastIO; |
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while (cin >> str) { |
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if (str == "0") break; |
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SET (dp, -1); |
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ll res = fun (0, 0); |
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cout << res << "\n"; |
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} |
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return 0; |
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} |
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