제출 #338844

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
338844		beksultan04	원숭이와 사과 나무 (IZhO12_apple)	C++14	0 / 100	152 ms	262148 KiB

apple

#include <bits/stdc++.h>
using namespace std;
//#define int long long
#define pii pair<int,int>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scan1(a) scanf("%d",&a);
#define scan2(a,b) scanf("%d %d",&a, &b);
#define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin(),s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
const int N = 1e8+12,INF=1e9+7;
int der[N],pus[N];

inline void push(int v,int l,int r){
    if (l > r || pus[v] < 0) return;
    der[v]=pus[v]*(r-l+1);
    if (l != r) {
        pus[(v<<1)+1]=pus[v];
        pus[v<<1]=pus[v];
    }
    pus[v]=-1;
}

void update(int v,int l,int r,int ql,int qr){
    push(v,l,r);
    if (l > qr || r < ql)ret ;
    if (ql <= l && r <= qr){
        pus[v]=1;
        push(v,l,r);
        ret ;
    }
    else {
        int m = l+r>>1;
        push(v,l,r);
        update(v<<1,l,m,ql,qr);
        push(v,l,r);
        update((v<<1)+1,m+1,r,ql,qr);
        push(v,l,r);
        der[v] = max(der[v<<1]+der[(v<<1)+1],der[v]);
    }

}

int get_ans(int v,int l,int r,int ql,int qr){
    push(v,l,r);
    if (l > qr || r < ql)ret 0;
    if (ql <= l && r <= qr)ret der[v];
    push(v,l,r);
    int m = l+r>>1;
    ret get_ans((v<<1)+1,m+1,r,ql,qr)+get_ans(v<<1,l,m,ql,qr);
}

main(){
    int i,j,t,k,c=0,n;
    scan1(n)
    for (i=0;i<=1e8+1;++i){
        pus[i]=-1;
    }
    for (i=0;i<n;++i){
        int a,l,r;
        scan3(a,l,r)
        if (a==1){
            c = get_ans(1,1,1e8+1,l+c,r+c);
            cout <<c<<"\n";
        }
        else {
            update(1,1,1e8+1,l+c,r+c);
        }

    }
}

컴파일 시 표준 에러 (stderr) 메시지

apple.cpp: In function 'void update(int, int, int, int, int)':
apple.cpp:41:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   41 |         int m = l+r>>1;
      |                 ~^~
apple.cpp: In function 'int get_ans(int, int, int, int, int)':
apple.cpp:57:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   57 |     int m = l+r>>1;
      |             ~^~
apple.cpp: At global scope:
apple.cpp:61:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   61 | main(){
      |      ^
apple.cpp: In function 'int main()':
apple.cpp:62:11: warning: unused variable 'j' [-Wunused-variable]
   62 |     int i,j,t,k,c=0,n;
      |           ^
apple.cpp:62:13: warning: unused variable 't' [-Wunused-variable]
   62 |     int i,j,t,k,c=0,n;
      |             ^
apple.cpp:62:15: warning: unused variable 'k' [-Wunused-variable]
   62 |     int i,j,t,k,c=0,n;
      |               ^
apple.cpp:11:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 | #define scan1(a) scanf("%d",&a);
      |                  ~~~~~^~~~~~~~~
apple.cpp:63:5: note: in expansion of macro 'scan1'
   63 |     scan1(n)
      |     ^~~~~
apple.cpp:13:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   13 | #define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
      |                      ~~~~~^~~~~~~~~~~~~~~~~~~~~
apple.cpp:69:9: note: in expansion of macro 'scan3'
   69 |         scan3(a,l,r)
      |         ^~~~~

• Subtask 1: 0 / 100