제출 #493826

#제출 시각아이디문제언어결과실행 시간메모리
493826i_am_noobSnowball (JOI21_ho_t2)C++17
100 / 100
320 ms12852 KiB
#include<bits/stdc++.h> using namespace std; #define ll long long #define int ll #define rep(n) rep1(i,n) #define rep1(i,n) rep2(i,0,n) #define rep2(i,a,b) for(int i=a; i<(b); ++i) #define rep3(i,a,b) for(int i=a; i>=(b); --i) #define pii pair<int,int> #define pb push_back #define all(a) a.begin(),a.end() #define sz(a) ((int)a.size()) #define pow2(x) (1ll<<(x)) #define inf 1000'000'000'000'000'000 #ifdef i_am_noob #define bug(...) cerr << "#" << __LINE__ << ": " << #__VA_ARGS__ << "- ",_do(__VA_ARGS__) template<typename T> void _do(T x){cerr << x << endl;} template<typename T, typename ... S> void _do(T x, S ...y){cerr << x << ", ";_do(y...);} #else #define bug(...) 49 #endif const int maxn=200005; int n,m,a[maxn],b[maxn],maxx[maxn],minn[maxn],res[maxn]; signed main(){ ios_base::sync_with_stdio(0),cin.tie(0); cin >> n >> m; rep(n) cin >> a[i]; rep(m) cin >> b[i]; maxx[0]=minn[0]=0; int cur=0; rep(m){ cur+=b[i]; maxx[i+1]=max(maxx[i],cur); minn[i+1]=min(minn[i],cur); bug(i+1,maxx[i+1],minn[i+1]); } res[n-1]+=maxx[m]; res[0]-=minn[m]; rep(n-1){ if(maxx[m]-minn[m]<=a[i+1]-a[i]){ res[i]+=maxx[m]; res[i+1]-=minn[m]; continue; } int l=0,r=m; while(l<r){ int mid=l+r+1>>1; if(maxx[mid]-minn[mid]<=a[i+1]-a[i]) l=mid; else r=mid-1; } bug(l); if(b[l]>0){ res[i+1]-=minn[l]; res[i]+=a[i+1]-a[i]+minn[l]; } else{ res[i]+=maxx[l]; res[i+1]+=a[i+1]-a[i]-maxx[l]; } } rep(n) cout << res[i] << endl; }

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:21:18: warning: statement has no effect [-Wunused-value]
   21 | #define bug(...) 49
      |                  ^~
Main.cpp:39:9: note: in expansion of macro 'bug'
   39 |         bug(i+1,maxx[i+1],minn[i+1]);
      |         ^~~
Main.cpp:51:24: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   51 |             int mid=l+r+1>>1;
      |                     ~~~^~
Main.cpp:21:18: warning: statement has no effect [-Wunused-value]
   21 | #define bug(...) 49
      |                  ^~
Main.cpp:55:9: note: in expansion of macro 'bug'
   55 |         bug(l);
      |         ^~~
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