func_code_string: #include <bits/stdc++.h>   struct node {     int same, rev;   } T[524288];   int N, Q, a[100001];   inline void down(int p) {     if (T[p].same) {       T[p << 1].same = T[p].same;       T[p << 1 | 1].same = T[p].same;       T[p << 1].rev = T[p << 1 | 1].rev = 0;       T[p].same = 0;     } else if (T[p].rev) {       if (T[p << 1].same)         T[p << 1].same = -T[p << 1].same;       else         T[p << 1].rev ^= 1;       if (T[p << 1 | 1].same)         T[p << 1 | 1].same = -T[p << 1 | 1].same;       else         T[p << 1 | 1].rev ^= 1;       T[p].rev = 0;     }   }   void P(int p, int l, int r, int L, int R, int w) {     if (L <= l && r <= R) {       T[p] = {w, 0};       return;     }     int m = l + r >> 1;     down(p);     if (L <= m) P(p << 1, l, m, L, R, w);     if (R > m) P(p << 1 | 1, m + 1, r, L, R, w);   }   void REV(int p, int l, int r, int L, int R) {     if (L <= l && r <= R) {       if (T[p].same)         T[p].same = -T[p].same;       else         T[p].rev ^= 1;       return;     }     int m = l + r >> 1;     down(p);     if (L <= m) REV(p << 1, l, m, L, R);     if (R > m) REV(p << 1 | 1, m + 1, r, L, R);   }   int G(int x) {     int p = 1, l = -100000, r = 100000;     while (l < r) {       int m = l + r >> 1;       down(p);       if (x <= m)         p <<= 1, r = m;       else         p = p << 1 | 1, l = m + 1;     }     return T[p].same;   }   int main() {     scanf( %d%d , &N, &Q);     for (int i = 1; i <= N; i++) scanf( %d , a + i);     T[1] = {1, 0};     while (Q--) {       char op[2];       int x;       scanf( %s%d , op, &x);       if (op[0] ==  < ) {         if (x <= 0) {           if (x != -100000) {             P(1, -100000, 100000, -100000, x - 1, -1);             P(1, -100000, 100000, -x + 1, 100000, 1);           }         } else {           REV(1, -100000, 100000, -x + 1, x - 1);           P(1, -100000, 100000, -100000, -x, -1);           P(1, -100000, 100000, x, 100000, 1);         }       } else {         if (x >= 0) {           if (x != 100000) {             P(1, -100000, 100000, x + 1, 100000, -1);             P(1, -100000, 100000, -100000, -x - 1, 1);           }         } else {           REV(1, -100000, 100000, x + 1, -x - 1);           P(1, -100000, 100000, -100000, x, 1);           P(1, -100000, 100000, -x, 100000, -1);         }       }     }     for (int i = 1; i <= N; i++) printf( %d%c , a[i] * G(a[i]),    n [i == N]);     return 0;   }   