洛谷P2613有理数取余
传送门
#include <iostream>
#include <cstdio>
#include <cstring>
#include <algorithm>
#include <cmath>
#define re register
using namespace std;
const int mod = 19260817;
inline long long read() {
char ch = getchar();
long long f = 1 , x = 0;
while(ch > '9' || ch < '0') {if(ch == '-') f = -1 ;ch = getchar();}
while(ch >= '0' && ch <= '9') {x = ((x << 1) + ( x << 3) + ch - '0') % mod;ch = getchar();}
return x * f;
}
long long a,b;
inline long long quick_power(long long x , long long y) {
long long ans = 1 ;
while(y) {
if(y & 1) ans = ans * x % mod ;
x = x * x % mod;
y >>= 1 ;
}
return ans % mod;
}
int main(){
a = read(); b = read();
long long sum = (a * quick_power(b , mod - 2)) % mod ;
if(sum == 0) printf("Angry!\n");
else printf("%lld\n",sum);
return 0;
}
顺风不浪,逆风不怂。