Submission #98714

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
987142019-02-25 08:55:21youngyojunAlternating Current (BOI18_alternating)C++11
55 / 100
208 ms17400 KiB
#include <bits/stdc++.h>
#define rf(x) (x)=0;while(*p<48)p++;while(47<*p)(x)=((x)<<3)+((x)<<1)+(*p++&15);
#define pb push_back
#define eb emplace_back
#define sz(V) ((int)(V).size())
#define befv(V) ((V)[(sz(V)-2)])
#define allv(V) ((V).begin()),((V).end())
#define sorv(V) sort(allv(V))
#define revv(V) reverse(allv(V))
#define univ(V) (V).erase(unique(allv(V)),(V).end())
#define clv(V) (V).clear()
#define upmin(a,b) (a)=min((a),(b))
#define upmax(a,b) (a)=max((a),(b))
#define INF (0x3f3f3f3f)
#define INFLL (0x3f3f3f3f3f3f3f3fll)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
void fuk() { puts("impossible"); exit(0); }
const int MAXN = 100005;
const int MAXM = 100005;
struct PFS {
int d[MAXN*2], N;
void init() { fill(d, d+MAXN*2, 0); }
void add(int s, int e) { d[s]++; d[e+1]--; }
bool cal() {
 
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Compilation message (stderr)

alternating.cpp: In function 'int main()':
alternating.cpp:156:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if(i-2 < 0) s -= N; if(n <= i+1) e += N;
     ^~
alternating.cpp:156:25: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
     if(i-2 < 0) s -= N; if(n <= i+1) e += N;
                         ^~
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