Submission #229533

# Submission time Handle Problem Language Result Execution time Memory
229533 2020-05-04T23:12:57 Z blacktulip Simple (info1cup19_simple) C++17
60 / 100
1000 ms 45300 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 = 200005;
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){
	push1(node,start,end);
	if(start>end || start>r || end<l)return ;
	if(start>=l && end<=r){push1(node,start,end);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){
	push3(node,start,end);
	if(start>end || start>r || end<l)return ;
	if(start>=l && end<=r){push3(node,start,end);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:203:10: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(void){
          ^
subway.cpp: In function 'int main()':
subway.cpp:218:6: warning: unused variable 'ok' [-Wunused-variable]
  int ok=0;
      ^~
subway.cpp:207:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&n);
  ~~~~~^~~~~~~~~~~
subway.cpp:209:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&a[i]);
   ~~~~~^~~~~~~~~~~~~~
subway.cpp:213:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&t);
  ~~~~~^~~~~~~~~~~
subway.cpp:221:8: 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:233:9: 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 14 ms 1000 KB Output is correct
2 Correct 15 ms 1152 KB Output is correct
3 Correct 18 ms 1664 KB Output is correct
4 Correct 18 ms 1704 KB Output is correct
5 Correct 20 ms 1768 KB Output is correct
6 Correct 15 ms 1788 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 228 ms 11928 KB Output is correct
2 Correct 457 ms 27668 KB Output is correct
3 Correct 469 ms 27724 KB Output is correct
4 Correct 486 ms 27672 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 14 ms 1000 KB Output is correct
2 Correct 15 ms 1152 KB Output is correct
3 Correct 18 ms 1664 KB Output is correct
4 Correct 18 ms 1704 KB Output is correct
5 Correct 20 ms 1768 KB Output is correct
6 Correct 15 ms 1788 KB Output is correct
7 Correct 228 ms 11928 KB Output is correct
8 Correct 457 ms 27668 KB Output is correct
9 Correct 469 ms 27724 KB Output is correct
10 Correct 486 ms 27672 KB Output is correct
11 Correct 392 ms 23032 KB Output is correct
12 Execution timed out 1064 ms 45300 KB Time limit exceeded
13 Halted 0 ms 0 KB -