#include <bits/stdc++.h>
using namespace std;
int n, a;
int pos[10];
int x[250005];
int Arb[1000005], Lazy[1000005];
void propag(int nod){
Lazy[nod * 2] += Lazy[nod];
Lazy[nod * 2 + 1] += Lazy[nod];
Arb[nod * 2] += Lazy[nod];
Arb[nod * 2 + 1] += Lazy[nod];
Lazy[nod] = 0;
}
void build(int st = 1, int dr = n, int nod = 1){
if(st == dr){
Arb[nod] = x[st];
return ;
}
int mij = (st + dr) / 2;
build(st, mij, nod * 2);
build(mij + 1, dr, nod * 2 + 1);
Arb[nod] = min(Arb[nod * 2], Arb[nod * 2 + 1]);
}
void update(int x, int y, int v, int st = 1, int dr = n, int nod = 1){
if(x <= st && dr <= y){
Lazy[nod] += v;
return ;
}
propag(nod);
int mij = (st + dr) / 2;
if(x <= mij) update(x, y, v, st, mij, nod * 2);
if(mij + 1 <= y) update(x, y, v, mij + 1, dr, nod * 2 + 1);
Arb[nod] = min(Arb[nod * 2], Arb[nod * 2 + 1]);
}
void update2(int x, int v, int st = 1, int dr = n, int nod = 1){
if(st == dr){
Arb[nod] = v;
return ;
}
propag(nod);
int mij = (st + dr) / 2;
if(x <= mij) update2(x, v, st, mij, nod * 2);
else update2(x, v, mij + 1, dr, nod * 2 + 1);
Arb[nod] = min(Arb[nod * 2], Arb[nod * 2 + 1]);
}
int query(int x, int y, int st = 1, int dr = n, int nod = 1){
if(x <= st && dr <= y) return Arb[nod];
propag(nod);
int mij = (st + dr) / 2;
int a1 = n + 1, a2 = n + 1;
if(x <= mij) a1 = query(x, y, st, mij, nod * 2);
if(mij + 1 <= y) a2 = query(x, y, mij + 1, dr, nod * 2 + 1);
Arb[nod] = min(Arb[nod * 2], Arb[nod * 2 + 1]);
return min(a1, a2);
}
int solve(int sgn, int x, int y, int val){
int st = x, dr = y;
while(st <= dr){
int mij = (st + dr) / 2;
if(sgn == 1){
int val2 = query(mij, dr);
if(val2 > val) dr = mij - 1;
else st = mij + 1;
}
else{
int val2 = query(st, mij);
if(val2 > val) st = mij + 1;
else dr = mij - 1;
}
}
if(sgn == 1) return st;
return dr;
}
int main()
{
// freopen("1.in", "r", stdin);
scanf("%d%d", &n, &a);
for(int i = 1; i <= n ; ++i){
scanf("%d", &x[i]), x[i] = n - x[i] + 1;
if(x[i] <= 10) pos[x[i]] = i;
}
build();
int q;
scanf("%d", &q);
char c;
int x, y;
while(q--){
scanf("\n%c", &c);
if(c == 'F'){
scanf("%d", &x);
if(x == a){
printf("0\n");
continue ;
}
int val = query(min(x, a + 1), max(x, a - 1));
int st = 1, dr = a - 1, sgn = 1;
if(x < a) st = a + 1, dr = n, sgn = -1;
int p = solve(sgn, st, dr, val);
int Sol = abs(x - a) + abs(p - a);
printf("%d\n", Sol);
}
else{
scanf("%d%d", &x, &y);
int p = 11;
for(int i = 1; i <= 10 ; ++i)
if(pos[i] == x) p = i;
if(p == 11){
update(1, n, 1);
for(int i = 1; i < y ; ++i) update2(pos[i], i);
for(int i = 10; i > y ; --i) pos[i] = pos[i - 1];
update2(x, y);
pos[y] = x;
}
else{
if(p == y) continue ;
for(int i = p; i < 10 ; ++i){
if(i >= n) continue ;
pos[i] = pos[i + 1];
update2(pos[i], i);
}
for(int i = 10; i > y ; --i){
if(i > n) continue ;
pos[i] = pos[i - 1];
update2(pos[i], i);
}
pos[y] = x;
update2(x, y);
}
}
}
return 0;
}
Compilation message
cake.cpp: In function 'int main()':
cake.cpp:98:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d", &n, &a);
~~~~~^~~~~~~~~~~~~~~~
cake.cpp:100:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d", &x[i]), x[i] = n - x[i] + 1;
~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
cake.cpp:107:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d", &q);
~~~~~^~~~~~~~~~
cake.cpp:112:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("\n%c", &c);
~~~~~^~~~~~~~~~~~
cake.cpp:115:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d", &x);
~~~~~^~~~~~~~~~
cake.cpp:131:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d", &x, &y);
~~~~~^~~~~~~~~~~~~~~~
cake.cpp:135:25: warning: iteration 9 invokes undefined behavior [-Waggressive-loop-optimizations]
if(pos[i] == x) p = i;
~~~~~^
cake.cpp:134:30: note: within this loop
for(int i = 1; i <= 10 ; ++i)
~~^~~~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Incorrect |
914 ms |
680 KB |
Output isn't correct |
| 2 |
Incorrect |
1049 ms |
760 KB |
Output isn't correct |
| 3 |
Incorrect |
942 ms |
672 KB |
Output isn't correct |
| 4 |
Incorrect |
1141 ms |
764 KB |
Output isn't correct |
| 5 |
Incorrect |
1050 ms |
1016 KB |
Output isn't correct |
| 6 |
Incorrect |
1037 ms |
1016 KB |
Output isn't correct |
| 7 |
Incorrect |
1043 ms |
1116 KB |
Output isn't correct |
| 8 |
Incorrect |
1286 ms |
1108 KB |
Output isn't correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Incorrect |
597 ms |
3552 KB |
Output isn't correct |
| 2 |
Incorrect |
578 ms |
3452 KB |
Output isn't correct |
| 3 |
Incorrect |
559 ms |
3416 KB |
Output isn't correct |
| 4 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
| 5 |
Incorrect |
719 ms |
6120 KB |
Output isn't correct |
| 6 |
Incorrect |
714 ms |
6264 KB |
Output isn't correct |
| 7 |
Incorrect |
685 ms |
5880 KB |
Output isn't correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Incorrect |
107 ms |
564 KB |
Output isn't correct |
| 2 |
Incorrect |
108 ms |
640 KB |
Output isn't correct |
| 3 |
Incorrect |
266 ms |
1860 KB |
Output isn't correct |
| 4 |
Incorrect |
282 ms |
1912 KB |
Output isn't correct |
| 5 |
Incorrect |
289 ms |
760 KB |
Output isn't correct |
| 6 |
Incorrect |
541 ms |
2088 KB |
Output isn't correct |
| 7 |
Incorrect |
482 ms |
1080 KB |
Output isn't correct |
| 8 |
Incorrect |
505 ms |
2844 KB |
Output isn't correct |
| 9 |
Execution timed out |
2065 ms |
6928 KB |
Time limit exceeded |
| 10 |
Incorrect |
956 ms |
1500 KB |
Output isn't correct |
| 11 |
Incorrect |
1516 ms |
2468 KB |
Output isn't correct |
| 12 |
Execution timed out |
2056 ms |
6752 KB |
Time limit exceeded |
| 13 |
Execution timed out |
2067 ms |
6772 KB |
Time limit exceeded |
