Language: C++

#include<bits/stdc++.h>
using namespace std;
#define inf 0x3f3f3f3f
#define rep(i,a,n) for (int i=a;i<=n;i++)//i为循环变量，a为初始值，n为界限值，递增
#define per(i,a,n) for (int i=a;i>=n;i--)//i为循环变量， a为初始值，n为界限值，递减。
#define mes(a,b) memset((a),(b),sizeof((a)))
#define syio std::ios::sync_with_stdio(false); std::cin.tie(0); std::cout.tie(0);
#define lson l, mid, rt << 1
#define rson mid+1, r, rt << 1 | 1
#define lowbit(a) ((a)&-(a))
#define pb(a) push_back((a))
#define mkp(x, y) make_pair((x), (y))
#define sci(x) scanf("%d",&x)
#define scl(x) scanf("%I64d",&x)
#define max3(a,b,c) max(a,max(b,c))
#define min3(a,b,c) min(a,min(b,c))
typedef __int64 ll;
typedef long double real;
typedef unsigned long long ull;
typedef pair<int, int> pii;

const int oo = ~0u >> 2;
const double pi = acos(-1.0);
const double eps = 1e-8;
const int mxn = 100033;
const int mod = 1e9 + 7;//998244353
inline int read(){
    int x = 0,f = 1;char c = getchar();
    while(!isdigit(c))f = c == '-' ? -1 : 1,c = getchar();
    while(isdigit(c))x = x * 10 + c - '0',c = getchar();
    return x * f;
}
inline ll gcd(ll a,ll b){return b==0?a:gcd(b,a%b);}
ll ksm(ll a,ll b,ll mod){int ans=1;while(b){if(b&1) ans=(ans*a)%mod;a=(a*a)%mod;b>>=1;}return ans;}
ll inv2(ll a,ll mod){return ksm(a,mod-2,mod);}
void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
int dx[] = {0 , 1, 0 , -1};
int dy[] = {1 , 0, -1 , 0};
int main()
{
    syio;
    double d, t, s;
    cin>>d>>t>>s;
    if (d / s <= t) cout<<"Yes"<<endl;
    else cout<<"No"<<endl;
    return 0;
}


Compiler output:
a.cc:17:9: error: '__int64' does not name a type; did you mean '__int64_t'?
   17 | typedef __int64 ll;
      |         ^~~~~~~
      |         __int64_t
a.cc:33:8: error: 'll' does not name a type; did you mean 'ull'?
   33 | inline ll gcd(ll a,ll b){return b==0?a:gcd(b,a%b);}
      |        ^~
      |        ull
a.cc:34:1: error: 'll' does not name a type; did you mean 'ull'?
   34 | ll ksm(ll a,ll b,ll mod){int ans=1;while(b){if(b&1) ans=(ans*a)%mod;a=(a*a)%mod;b>>=1;}return ans;}
      | ^~
      | ull
a.cc:35:1: error: 'll' does not name a type; did you mean 'ull'?
   35 | ll inv2(ll a,ll mod){return ksm(a,mod-2,mod);}
      | ^~
      | ull
a.cc:36:6: error: variable or field 'exgcd' declared void
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |      ^~~~~
a.cc:36:12: error: 'll' was not declared in this scope; did you mean 'ull'?
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |            ^~
      |            ull
a.cc:36:17: error: 'll' was not declared in this scope; did you mean 'ull'?
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                 ^~
      |                 ull
a.cc:36:22: error: 'll' was not declared in this scope; did you mean 'ull'?
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                      ^~
      |                      ull
a.cc:36:26: error: 'x' was not declared in this scope
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                          ^
a.cc:36:28: error: 'll' was not declared in this scope; did you mean 'ull'?
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                            ^~
      |                            ull
a.cc:36:32: error: 'y' was not declared in this scope; did you mean 'yn'?
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                                ^
      |                                yn
a.cc:36:34: error: 'll' was not declared in this scope; did you mean 'ull'?
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                                  ^~
      |                                  ull
a.cc:36:38: error: 'd' was not declared in this scope
   36 | void exgcd(ll a,ll b,ll &x,ll &y,ll &d){if(!b) {d = a;x = 1;y=0;}else{exgcd(b,a%b,y,x,d);y-=x*(a/b);}}//printf("%lld*a + %lld*b = %lld\n", x, y, d);
      |                                      ^