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#include <stdio.h> #include <math.h> int R,C, Lr, Lc, Gr, Gc; int get_dist(int a, int b, int x, int y) { } int main() { { int d = get_dist(Gr, Gc, Lr, Lc); int result = 0; if (d == 0) { } else if (R == 1 || C == 1) { } else if (R == 2 || C == 2) { int t = (x > y) ? x : y; if (Gc == Lc || Gr == Lr) { if (t % 4 == 0) { } else { if ((t+2) % 4 == 0) { } } else if (R == 3 && C == 3) { else { switch(d) { case 1: break; case 2: break; case 3: break; case 4: break; case 5: break; } } } else if ((R == 4 || C == 4) && (x == 0 || y == 0) && d == 5) { } else { while (x > 2 || y > 2 ) { if (x > y) { x -= 2; y--; if (y<0) y = 1; } else { y -= 2; x--; if (x<0) x = 1; } result++; } switch(x+y) { case 1: break; case 2: break; case 3: break; case 4: break; } } } return 0; }