Submission #1472697

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Source Code Expand

#include<bits/stdc++.h>
typedef long long ll;
typedef unsigned long long ull;
using namespace std;
#define pb push_back
int dy[]={0, 0, 1, -1, 0};
int dx[]={1, -1, 0, 0, 0};
 
#define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define RFOR(i,a,b) for (int i=(b)-1;i>=(a);i--)
#define REP(i,n) for (int i=0;i<(n);i++)
#define RREP(i,n) for (int i=(n)-1;i>=0;i--)
ll gcd(ll a , ll b){
    if(b == 0)
        return a;
    return gcd(b,a % b);
}
int main(){
    ll x,y;
    scanf("%lld/%lld",&x,&y);
    ll g = gcd(x,y);
    x /= g;y /= g;
    ll n = 2 * x / y;
    n = (n + y - 1) / y * y;
    n = max(n,y);
    bool f = true;
    while(n * y - 2 * x <= y){
        ll m = n * (n + 1) / 2 - n / y * x;
        printf("%lld %lld\n",n,m);
        f = false;
        n += y;
    }
    if(f)
        printf("Impossible\n");
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:20:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld/%lld",&x,&y);
                             ^

Judge Result