func_code_string: #include <bits/stdc++.h>   using namespace std;   inline int Get() {     int res = 0, q = 1;     char ch = getchar();     while ((ch <  0  || ch >  9 ) && ch !=  - ) ch = getchar();     if (ch ==  - ) q = -1, ch = getchar();     while (ch >=  0  && ch <=  9 ) res = res * 10 + ch -  0 , ch = getchar();     return res * q;   }   const double eps = 1e-12, pi = M_PI;   const int oo = (int)2e9, mod = (int)1e9 + 7;   const long long INF = (long long)1e17;   int T;   long long a, n, p, h;   long long Calc(long long a, long long n, long long p) {     long long rd = a * n / p;     if (!rd) return ((a) > (p - a * n) ? (a) : (p - a * n));     long long dt = a * n % p, st = p - p % a - a;     if (dt < st) --rd;     return Calc(min(a - p % a, p % a), rd, a);   }   int main() {     for (scanf( %d                   n ,                &T);          T--;) {       scanf(            %I64d             %I64d             %I64d             %I64d              n ,           &a, &n, &p, &h),           a %= p;       if (a * n < p)         printf( %s n , a <= h ?  YES  :  NO );       else         printf( %s n , Calc(a, n, p) <= h ?  YES  :  NO );     }     return 0;   }   