Submission #1013039

#	Time	Username	Problem	Language	Result	Execution time	Memory
1013039		aliarapov	Triple Jump (JOI19_jumps)	C++17	Compilation error	0 ms	0 KiB

jumps

#include <bits/stdc++.h>
 
#define int long long
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
 
using namespace std;
 
const int INF = 1e9;
const int mod = 998244353;
const int N = 200005;
int sp[N][20];
 
int get(int l, int r){
	int lg = __lg(r - l + 1);
	return max(sp[l][lg], sp[r - (1ll << lg) + 1][lg]);
}
 
void solve(){
	int n;
	cin >> n;
	vector<int> a(n);
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}
	for(int i = 0; i < n; i++){
		sp[i][0] = a[i];
	}
	for(int i = 1; i < 20; i++){
		for(int j = 0; j < n; j++){
			sp[j][i] = max(sp[j][i - 1], sp[min(n - 1, j + (1ll << (i - 1)))][i - 1]);
		}
	}
	int q;
	cin >> q;
	while(q--){
		int l, r;
		cin >> l >> r;
		l--;
		r--;
		int mx = get(l, r), pos = l;
		for(int i = r; i >= l; i--){
			if(a[i] == mx){
				pos = i;
				break;
			}
		}
		int ans = 0;
		for(int i = l; i < pos; i++){
			if(i != l) ans = max(ans, a[pos] + a[i] + get(max(l, i - (pos - i)), i - 1));
			
			if(pos + (pos - i) <= r) ans = max(ans, a[pos] + a[i] + get(pos + (pos - i), r));
		}
		for(int i = pos + 1; i < r; i++){
			if(i + (i - pos) <= r) ans = max(ans, a[pos] + a[i] + get(i + (i - pos), r));
			else break;#include <bits/stdc++.h>
 
#define int long long
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
 
using namespace std;
 
const int INF = 1e9;
const int mod = 998244353;
const int N = 200005;
int sp[N][20];
 
int get(int l, int r){
	int lg = __lg(r - l + 1);
	return max(sp[l][lg], sp[r - (1ll << lg) + 1][lg]);
}
 
void solve(){
	int n;
	cin >> n;
	vector<int> a(n);
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}
	for(int i = 0; i < n; i++){
		sp[i][0] = a[i];
	}
	for(int i = 1; i < 20; i++){
		for(int j = 0; j < n; j++){
			sp[j][i] = max(sp[j][i - 1], sp[min(n - 1, j + (1ll << (i - 1)))][i - 1]);
		}
	}
	int q;
	cin >> q;
	while(q--){
		int l, r;
		cin >> l >> r;
		l--;
		r--;
		int mx = get(l, r), pos = l;
		for(int i = r; i >= l; i--){
			if(a[i] == mx){
				pos = i;
				break;
			}
		}
		int ans = 0;
		for(int i = l; i < pos; i++){
			if(i != l) ans = max(ans, a[pos] + a[i] + get(max(l, i - (pos - i)), i - 1));
			
			if(pos + (pos - i) <= r) ans = max(ans, a[pos] + a[i] + get(pos + (pos - i), r));
		}
		for(int i = pos + 1; i < r; i++){
			if(i + (i - pos) <= r) ans = max(ans, a[pos] + a[i] + get(i + (i - pos), r));
			else break;
		}
		
		for(int i = l; i <= r; i++){
			if(a[i] == mx){
				pos = i;
				break;
			}
		}
		for(int i = l; i < pos; i++){
			if(i != l) ans = max(ans, a[pos] + a[i] + get(max(l, i - (pos - i)), i - 1));
			
			if(pos + (pos - i) <= r) ans = max(ans, a[pos] + a[i] + get(pos + (pos - i), r));
		}
		for(int i = pos + 1; i < r; i++){
			if(i + (i - pos) <= r) ans = max(ans, a[pos] + a[i] + get(i + (i - pos), r));
			else break;
		}
		
		cout << ans << '\n';
	}
}
 
main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    int tt = 1;
    //cin >> tt;
    while(tt--){
		solve();
	}
}

		}
		
		for(int i = l; i <= r; i++){
			if(a[i] == mx){
				pos = i;
				break;
			}
		}
		for(int i = l; i < pos; i++){
			if(i != l) ans = max(ans, a[pos] + a[i] + get(max(l, i - (pos - i)), i - 1));
			
			if(pos + (pos - i) <= r) ans = max(ans, a[pos] + a[i] + get(pos + (pos - i), r));
		}
		for(int i = pos + 1; i < r; i++){
			if(i + (i - pos) <= r) ans = max(ans, a[pos] + a[i] + get(i + (i - pos), r));
			else break;
		}
		
		cout << ans << '\n';
	}
}
 
main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    int tt = 1;
    //cin >> tt;
    while(tt--){
		solve();
	}
}

Compilation message (stderr)

jumps.cpp:56:15: error: stray '#' in program
   56 |    else break;#include <bits/stdc++.h>
      |               ^
jumps.cpp: In function 'void solve()':
jumps.cpp:56:4: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
   56 |    else break;#include <bits/stdc++.h>
      |    ^~~~
jumps.cpp:56:16: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
   56 |    else break;#include <bits/stdc++.h>
      |                ^~~~~~~
jumps.cpp:56:16: error: 'include' was not declared in this scope
jumps.cpp:56:25: error: 'bits' was not declared in this scope
   56 |    else break;#include <bits/stdc++.h>
      |                         ^~~~
jumps.cpp:56:30: error: 'stdc' was not declared in this scope; did you mean 'std'?
   56 |    else break;#include <bits/stdc++.h>
      |                              ^~~~
      |                              std
jumps.cpp:62:1: error: expected primary-expression before 'using'
   62 | using namespace std;
      | ^~~~~
jumps.cpp:69:22: error: a function-definition is not allowed here before '{' token
   69 | int get(int l, int r){
      |                      ^
jumps.cpp:74:13: error: a function-definition is not allowed here before '{' token
   74 | void solve(){
      |             ^
jumps.cpp:134:1: error: 'main' was not declared in this scope
  134 | main(){
      | ^~~~
jumps.cpp:64:11: warning: unused variable 'INF' [-Wunused-variable]
   64 | const int INF = 1e9;
      |           ^~~
jumps.cpp:65:11: warning: unused variable 'mod' [-Wunused-variable]
   65 | const int mod = 998244353;
      |           ^~~
jumps.cpp:67:5: warning: unused variable 'sp' [-Wunused-variable]
   67 | int sp[N][20];
      |     ^~
jumps.cpp: At global scope:
jumps.cpp:168:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  168 | main(){
      | ^~~~