Submission #229534

# Submission time Handle Problem Language Result Execution time Memory
229534 2020-05-04T23:14:53 Z blacktulip Simple (info1cup19_simple) C++17
60 / 100
1000 ms 39196 KB
#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long lo;
typedef pair< lo,lo > PII;
 
#define fi first
#define se second
#define int long long
#define mp make_pair
#define pb push_back
#define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define FOR for(int i=1;i<=n;i++)
#define mid ((start+end)/2)
#define ort ((bas+son)/2)
 
const lo MAX = -1000000000000000000;
const lo MIN = 1000000000000000000;
const lo inf = 1000000000000000;
const lo KOK = 100000;
const lo LOG = 30;
const lo li = 200003;
const lo mod = 1000000007;
 
int n,m,b[li],a[li],k,flag,t,tree[li*4],tree1[li*4],lazy[li*4],lazy1[li*4],tree2[li*4],tree3[li*4],lazy2[li*4],lazy3[li*4],val;
int cev;
string s;
vector<int> v;
 
inline void build(int node,int start,int end){
	if(start>end)return ;
	if(start==end){tree[node]=a[start]*(a[start]%2==0?-1:1);return ;}
	build(node*2,start,mid),build(node*2+1,mid+1,end);
	tree[node]=max(tree[node*2],tree[node*2+1]);
}
 
inline void build1(int node,int start,int end){
	if(start>end)return ;
	if(start==end){tree1[node]=(a[start]%2==0?-a[start]:a[start]);return ;}
	build1(node*2,start,mid),build1(node*2+1,mid+1,end);
	tree1[node]=min(tree1[node*2],tree1[node*2+1]);
}

inline void push(int node,int start,int end){
	if(lazy[node]==0)return ;
	tree[node]+=lazy[node];
	tree1[node]-=lazy[node];
	if(lazy[node]%2!=0){
		//~ cout<<tree[node]<<"**\n";
		swap(tree[node],tree1[node]);
		tree[node]*=-1;
		tree1[node]*=-1;
	}
	if(start!=end){
		lazy[node*2]+=lazy[node];
		lazy[node*2+1]+=lazy[node];
		lazy1[node*2]+=lazy[node];
		lazy1[node*2+1]+=lazy[node];
	}
	lazy[node]=0;
	lazy1[node]=0;
}

inline void push1(int node,int start,int end){
	if(lazy1[node]==0)return ;
	tree[node]+=lazy1[node];
	tree1[node]-=lazy1[node];
	if(lazy1[node]%2!=0){
		swap(tree[node],tree1[node]);
		tree[node]*=-1;
		tree1[node]*=-1;
	}
	if(start!=end){
		lazy[node*2]+=lazy1[node];
		lazy[node*2+1]+=lazy1[node];
		lazy1[node*2]+=lazy1[node];
		lazy1[node*2+1]+=lazy1[node];
	}
	lazy[node]=0;
	lazy1[node]=0;
}

inline void update(int node,int start,int end,int l,int r){
	push(node,start,end);
	if(start>end || start>r || end<l)return ;
	if(start>=l && end<=r){lazy[node]+=val;lazy1[node]+=val;push(node,start,end);return;}
	update(node*2,start,mid,l,r),update(node*2+1,mid+1,end,l,r);
	tree[node]=max(tree[node*2],tree[node*2+1]);
}

inline void update1(int node,int start,int end,int l,int r){
	if(start>end || start>r || end<l)return ;
	if(start>=l && end<=r){return;}
	update1(node*2,start,mid,l,r),update1(node*2+1,mid+1,end,l,r);
	tree1[node]=min(tree1[node*2],tree1[node*2+1]);
}

inline int query(int node,int start,int end,int l,int r){
	if(start>end || start>r || end<l)return -inf;
	push(node,start,end);
	if(start>=l && end<=r){return tree[node];}
	return max(query(node*2,start,mid,l,r),query(node*2+1,mid+1,end,l,r));
}
 
inline int query1(int node,int start,int end,int l,int r){
	if(start>end || start>r || end<l)return inf;
	push1(node,start,end);
	if(start>=l && end<=r){return tree1[node];}
	return min(query1(node*2,start,mid,l,r),query1(node*2+1,mid+1,end,l,r));
}

////////////////////////////////////////////////////////////////////////////////////////////////////////
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inline void build2(int node,int start,int end){
	if(start>end)return ;
	if(start==end){tree2[node]=b[start]*(b[start]%2==0?-1:1);return ;}
	build2(node*2,start,mid),build2(node*2+1,mid+1,end);
	tree2[node]=max(tree2[node*2],tree2[node*2+1]);
}
 
inline void build3(int node,int start,int end){
	if(start>end)return ;
	if(start==end){tree3[node]=(b[start]%2==0?-b[start]:b[start]);return ;}
	build3(node*2,start,mid),build3(node*2+1,mid+1,end);
	tree3[node]=min(tree3[node*2],tree3[node*2+1]);
}

inline void push2(int node,int start,int end){
	if(lazy2[node]==0)return ;
	tree2[node]-=lazy2[node];
	tree3[node]+=lazy2[node];
	if(lazy2[node]%2!=0){
		//~ cout<<tree2[node]<<"**\n";
		swap(tree2[node],tree3[node]);
		tree2[node]*=-1;
		tree3[node]*=-1;
	}
	if(start!=end){
		lazy2[node*2]+=lazy2[node];
		lazy2[node*2+1]+=lazy2[node];
		lazy3[node*2]+=lazy2[node];
		lazy3[node*2+1]+=lazy2[node];
	}
	lazy2[node]=0;
	lazy3[node]=0;
}

inline void push3(int node,int start,int end){
	if(lazy3[node]==0)return ;
	tree2[node]-=lazy3[node];
	tree3[node]+=lazy3[node];
	if(lazy3[node]%2!=0 ){
		swap(tree2[node],tree3[node]);
		tree2[node]*=-1;
		tree3[node]*=-1;
	}
	if(start!=end){
		lazy2[node*2]+=lazy3[node];
		lazy2[node*2+1]+=lazy3[node];
		lazy3[node*2]+=lazy3[node];
		lazy3[node*2+1]+=lazy3[node];
	}
	lazy2[node]=0;
	lazy3[node]=0;
}

inline void update2(int node,int start,int end,int l,int r){
	push2(node,start,end);
	if(start>end || start>r || end<l)return ;
	if(start>=l && end<=r){lazy2[node]+=val;lazy3[node]+=val;push2(node,start,end);return;}
	update2(node*2,start,mid,l,r),update2(node*2+1,mid+1,end,l,r);
	tree2[node]=max(tree2[node*2],tree2[node*2+1]);
}

inline void update3(int node,int start,int end,int l,int r){
	if(start>end || start>r || end<l)return ;
	if(start>=l && end<=r){return;}
	update3(node*2,start,mid,l,r),update3(node*2+1,mid+1,end,l,r);
	tree3[node]=min(tree3[node*2],tree3[node*2+1]);
}

inline int query2(int node,int start,int end,int l,int r){
	if(start>end || start>r || end<l)return -inf;
	push2(node,start,end);
	if(start>=l && end<=r){return tree2[node];}
	return max(query2(node*2,start,mid,l,r),query2(node*2+1,mid+1,end,l,r));
}
 
inline int query3(int node,int start,int end,int l,int r){
	if(start>end || start>r || end<l)return inf;
	push3(node,start,end);
	if(start>=l && end<=r){return tree3[node];}
	return min(query3(node*2,start,mid,l,r),query3(node*2+1,mid+1,end,l,r));
}
 
main(void){
	//~ freopen("simple.txt","r",stdin);
	//~ freopen("simpleo.txt","w",stdout);
	//~ printf("**\n");
	scanf("%lld",&n);
	FOR{
		scanf("%lld",&a[i]);
		b[i]=inf-1-a[i];
		a[i]=inf+a[i];
	}
	scanf("%lld",&t);
	build(1,1,n);
	build3(1,1,n);
	build2(1,1,n);
	build1(1,1,n);
	int ok=0;
	while(t--){
		int type,x,y;
		scanf("%lld %lld %lld",&type,&x,&y);
		//~ if(type==0){printf("()\n");return 0;}
		if(type==1){
			int say=query2(1,1,n,x,y);
			int say1=query(1,1,n,x,y);
			say=inf-1-say;
			say1-=inf;
			if(say1%2==0 || say1<0)say1=-1;
			if(say%2==1 || say<0)say=-1;
			printf("%lld %lld\n",say,say1);
		}
		else{
			scanf("%lld",&val);
			update(1,1,n,x,y);
			update2(1,1,n,x,y);
			update1(1,1,n,x,y);
			update3(1,1,n,x,y);
		}
		//~ ok++;
		//~ if(ok==25)
		//~ return 0;
	}
	return 0;
}

Compilation message

subway.cpp:201:10: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(void){
          ^
subway.cpp: In function 'int main()':
subway.cpp:216:6: warning: unused variable 'ok' [-Wunused-variable]
  int ok=0;
      ^~
subway.cpp:205:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&n);
  ~~~~~^~~~~~~~~~~
subway.cpp:207:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&a[i]);
   ~~~~~^~~~~~~~~~~~~~
subway.cpp:211:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&t);
  ~~~~~^~~~~~~~~~~
subway.cpp:219:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld %lld",&type,&x,&y);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
subway.cpp:231:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%lld",&val);
    ~~~~~^~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 13 ms 1024 KB Output is correct
2 Correct 15 ms 1024 KB Output is correct
3 Correct 17 ms 1536 KB Output is correct
4 Correct 16 ms 1640 KB Output is correct
5 Correct 16 ms 1664 KB Output is correct
6 Correct 18 ms 1640 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 216 ms 11872 KB Output is correct
2 Correct 493 ms 23392 KB Output is correct
3 Correct 489 ms 23404 KB Output is correct
4 Correct 470 ms 23428 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 13 ms 1024 KB Output is correct
2 Correct 15 ms 1024 KB Output is correct
3 Correct 17 ms 1536 KB Output is correct
4 Correct 16 ms 1640 KB Output is correct
5 Correct 16 ms 1664 KB Output is correct
6 Correct 18 ms 1640 KB Output is correct
7 Correct 216 ms 11872 KB Output is correct
8 Correct 493 ms 23392 KB Output is correct
9 Correct 489 ms 23404 KB Output is correct
10 Correct 470 ms 23428 KB Output is correct
11 Correct 383 ms 20344 KB Output is correct
12 Execution timed out 1085 ms 39196 KB Time limit exceeded
13 Halted 0 ms 0 KB -