| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 349873 |
2021-01-18T15:09:27 Z |
beksultan04 |
Game (IOI13_game) |
C++14 |
|
1 ms |
364 KB |
#include "game.h"
#include <bits/stdc++.h>
#ifndef EVAL
#include "grader.cpp"
#endif
using namespace std;
#define lol 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 scanl(a) scanf("%lld",&a);
#define scanll(a,b) scanf("%lld %lld",&a, &b);
#define scanlll(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#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("");
#define eps 1e-12
int der[8001][8001];
int n,m;
void init(int R, int C) {
n = R-1;
m = C-1;
R+=R;
C+=C;
}
void update_y(int vx,int lx,int rx,int vy,int ly,int ry,int x,int y,lol k){
if (ly == ry){
if (lx == rx){
der[vx][vy] = k;
}
else
der[vx][vy] = __gcd(der[vx<<1][vy],der[(vx<<1)+1][vy]);
}
else {
int m = ly+ry>>1;
if (m < y)
update_y(vx,lx,rx,(vy<<1)+1,m+1,ry,x,y,k);
else
update_y(vx,lx,rx,vy<<1,ly,m,x,y,k);
der[vx][vy] = __gcd(der[vx][vy<<1],der[vx][(vy<<1)+1]);
}
}
void update_x(int vx,int lx,int rx,int x,int y,lol k){
if (lx != rx){
int m = lx+rx>>1;
if (x > m){
update_x((vx<<1)+1,m+1,rx,x,y,k);
}
else {
update_x((vx<<1),lx,m,x,y,k);
}
}
update_y(vx,lx,rx,1,0,m,x,y,k);
}
void update(int P, int Q, lol K) {
update_x(1,0,n,P,Q,K);
}
int xx1,xx2,yy1,yy2;
lol gcd_y(int &vx,int vy,int ly,int ry){
if (yy1 > ry || yy2 < ly)ret 0;
if (yy1 <= ly && ry <= yy2)ret der[vx][vy];
int m = ly+ry>>1;
ret __gcd(gcd_y(vx,vy<<1,ly,m),gcd_y(vx,(vy<<1)+1,m+1,ry));
}
lol gcd_x(int vx,int lx,int rx){
if (xx1 > rx || xx2 < lx)ret 0;
if (xx1 <= lx && rx <= xx2){
ret gcd_y(vx,1,0,m);
}
else {
int m = lx+rx>>1;
ret __gcd(gcd_x(vx<<1,lx,m),gcd_x((vx<<1)+1,m+1,rx));
}
}
lol calculate(int P, int Q, int U, int V) {
xx1 = P;
yy1 = Q;
xx2 = U;
yy2 = V;
ret gcd_x(1,0,n);
}
Compilation message
game.cpp: In function 'void update_y(int, int, int, int, int, int, int, int, long long int)':
game.cpp:47:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
47 | int m = ly+ry>>1;
| ~~^~~
game.cpp: In function 'void update_x(int, int, int, int, int, long long int)':
game.cpp:58:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
58 | int m = lx+rx>>1;
| ~~^~~
game.cpp: In function 'long long int gcd_y(int&, int, int, int)':
game.cpp:83:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
83 | int m = ly+ry>>1;
| ~~^~~
game.cpp: In function 'long long int gcd_x(int, int, int)':
game.cpp:93:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
93 | int m = lx+rx>>1;
| ~~^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
