import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } real readReal() { return readToken.to!real; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } struct ModInt(uint M_) { import std.conv : to; alias M = M_; uint x; this(ModInt a) { x = a.x; } this(uint x_) { x = x_ % M; } this(ulong x_) { x = x_ % M; } this(int x_) { x = ((x_ %= cast(int)(M)) < 0) ? (x_ + cast(int)(M)) : x_; } this(long x_) { x = cast(uint)(((x_ %= cast(long)(M)) < 0) ? (x_ + cast(long)(M)) : x_); } ref ModInt opAssign(T)(inout(T) a) if (is(T == uint) || is(T == ulong) || is(T == int) || is(T == long)) { return this = ModInt(a); } ref ModInt opOpAssign(string op, T)(T a) { static if (is(T == ModInt)) { static if (op == "+") { x = ((x += a.x) >= M) ? (x - M) : x; } else static if (op == "-") { x = ((x -= a.x) >= M) ? (x + M) : x; } else static if (op == "*") { x = cast(uint)((cast(ulong)(x) * a.x) % M); } else static if (op == "/") { this *= a.inv(); } else static assert(false); return this; } else static if (op == "^^") { if (a < 0) return this = inv()^^(-a); ModInt b = this, c = 1U; for (long e = a; e; e >>= 1) { if (e & 1) c *= b; b *= b; } return this = c; } else { return mixin("this " ~ op ~ "= ModInt(a)"); } } ModInt inv() const { uint a = M, b = x; int y = 0, z = 1; for (; b; ) { const q = a / b; const c = a - q * b; a = b; b = c; const w = y - cast(int)(q) * z; y = z; z = w; } assert(a == 1); return ModInt(y); } ModInt opUnary(string op)() const { static if (op == "+") { return this; } else static if (op == "-") { ModInt a; a.x = x ? (M - x) : 0U; return a; } else static assert(false); } ModInt opBinary(string op, T)(T a) const { return mixin("ModInt(this) " ~ op ~ "= a"); } ModInt opBinaryRight(string op, T)(T a) const { return mixin("ModInt(a) " ~ op ~ "= this"); } bool opCast(T: bool)() const { return (x != 0U); } string toString() const { return x.to!string; } } enum MO = 924844033; alias Mint = ModInt!MO; void main() { try { for (; ; ) { const S = readToken(); const N = cast(int)(S.length); auto last = new int[N]; auto app0 = new int[N]; app0[] = -1; int app1 = -1; auto begs = new int[N]; auto ends = new int[N]; for (int i = 0, j; i < N; i = j) { if (S[i] == '0') { for (j = i; j < N && S[i] == S[j]; ++j) {} foreach (k; i .. j) { last[k] = app0[k - i]; app0[k - i] = k; begs[k] = i; ends[k] = j; } } else { last[i] = app1; app1 = i; begs[i] = -2; ends[i] = -2; j = i + 1; } } debug { writeln("last = ", last); } auto dp = new Mint[N]; auto dp0Sum = new Mint[N + 1]; auto dp1Sum = new Mint[N + 1]; Mint ans; foreach (i; 0 .. N) { if (S[i] == '0') { if (begs[i] == 0) { dp[i] += 1; } dp[i] += dp1Sum[begs[i]] - dp1Sum[last[i] + 1]; if (ends[i] == N) { ans += dp[i]; } dp0Sum[i + 1] = dp0Sum[i] + dp[i]; dp1Sum[i + 1] = dp1Sum[i]; } else { if (!~last[i]) { dp[i] += 1; } dp[i] += dp0Sum[i] - dp0Sum[last[i] + 1]; if (~last[i]) { dp[i] += dp[last[i]]; } ans += dp[i]; dp0Sum[i + 1] = dp0Sum[i]; dp1Sum[i + 1] = dp1Sum[i] + dp[i]; } } debug { writeln("dp = ", dp); } writeln(ans); } } catch (EOFException e) { } }