Submission #249057

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
249057	2020-07-14 09:03:42	sealnot123	Strange Device (APIO19_strange_device)	C++14	100 / 100	549 ms	504 KiB

strange_device

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#include<bits/stdc++.h>
#define x first
#define y second
#define pb push_back
#define eb emplace_back
#define all(a) (a).begin(),(a).end()
#define SZ(a) (int)(a).size()
#define FOR(i, a, b) for(int i=(a); i<=(b); ++i)
#define ROF(i, a, b) for(int i=(a); i>=(b); --i)
#define make_unique(a) sort(all((a))), (a).resize(unique(all((a)))-(a).begin())
using namespace std;
typedef pair<int,int> PII;
typedef long long LL;
typedef double DD;
typedef long double LD;
typedef pair<LL,LL> PLL;
typedef pair<DD,DD> PDD;
typedef vector<int> VI;
typedef vector<LL> VL;
const int N = 1000005;
int n;
LL A, B;
set<PLL> keep;
set<PLL>::iterator it, it2;
void solve(){
    scanf("%d %lld %lld",&n,&A,&B);
    LL loop = A/__gcd(A,B+1);
 
 
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Compilation message (stderr)

strange_device.cpp: In function 'void solve()':
strange_device.cpp:29:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %lld %lld",&n,&A,&B);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
strange_device.cpp:57:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld %lld",&l,&r);
         ~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 30 / 30