제출 #119796

#제출 시각아이디문제언어결과실행 시간메모리
119796nvmdava게임 (IOI13_game)C++17
컴파일 에러
0 ms0 KiB
//#include "game.h" #include <bits/stdc++.h> using namespace std; long long gcd2(long long X, long long Y) { long long tmp; while (X != Y && Y != 0) { tmp = X; X = Y; Y = tmp % Y; } return X; } struct Node{ int x1, x2, y1, y2; long long gcd = 0; Node *t[2][2] = {{NULL}}; Node(int _x1, int _y1, int _x2, int _y2){ x1 = _x1; y1 = _y1; x2 = _x2; y2 = _y2; } void create(){ if(t[0][0] != NULL) return; int mx = (x1 + x2) >> 1; int my = (y1 + y2) >> 1; t[0][0] = new Node(x1, y1, mx, my); t[1][0] = new Node(mx + 1, y1, x2, my); t[0][1] = new Node(x1, my + 1, mx, y2); t[1][1] = new Node(mx + 1, my + 1, x2, y2); } void update(int x, int y, long long val){ if(x1 == x2 && y1 == y2){ gcd = val; return; } create(); int mx = (x1 + x2) >> 1; int my = (y1 + y2) >> 1; if(x <= mx && y <= my) t[0][0] -> update(x, y, val); if(x > mx && y <= my) t[1][0] -> update(x, y, val); if(x <= mx && y > my) t[0][1] -> update(x, y, val); if(x > mx && y > my) t[1][1] -> update(x, y, val); gcd = gcd2(gcd2(t[0][0] -> gcd, t[1][1] -> gcd), gcd2(t[0][1] -> gcd, t[1][0] -> gcd)); } long long query(int qx1, int qy1, int qx2, int qy2){ cerr<<x1<<' '<<y1<<' '<<x2<<' '<<y2<<'\n'; if(qx1 > x2 || qy1 > y2 || qy2 < y1 || qx2 < x1) return 0; if(gcd == 0) return 0; if(qx1 <= x1 && qx2 >= x2 && qy1 <= y1 && qy2 >= y2) return gcd; return gcd2(gcd2(t[0][0] -> query(qx1, qy1, qx2, qy2), t[0][1] -> query(qx1, qy1, qx2, qy2)), gcd2(t[1][0] -> query(qx1, qy1, qx2, qy2), t[1][1] -> query(qx1, qy1, qx2, qy2))); } } *root; void init(int R, int C) { root = new Node(0, 0, 2047, 2047); } void update(int P, int Q, long long K) { root -> update(P, Q, K); } long long calculate(int P, int Q, int U, int V){ return root -> query(P, Q, U, V); } #define MAX_SIZE 1000000000 #define MAX_N 272000 int main() { int R, C, N; int P, Q, U, V; long long K; int i, type; int res; scanf("%d", &R); scanf("%d", &C); scanf("%d", &N); init(R, C); for (i = 0; i < N; i++) { scanf("%d", &type); if (type == 1) { scanf("%d%d%lld", &P, &Q, &K); update(P, Q, K); } else if (type == 2) { scanf("%d%d%d%d", &P, &Q, &U, &V); printf("%lld\n", calculate(P, Q, U, V)); } } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~
game.cpp: In function 'int main()':
game.cpp:86:6: warning: unused variable 'res' [-Wunused-variable]
  int res;
      ^~~
game.cpp:88:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &R);
  ~~~~~^~~~~~~~~~
game.cpp:89:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &C);
  ~~~~~^~~~~~~~~~
game.cpp:90:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
game.cpp:95:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &type);
         ~~~~~^~~~~~~~~~~~~
game.cpp:97:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d%d%lld", &P, &Q, &K);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
game.cpp:100:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d%d%d%d", &P, &Q, &U, &V);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/ccccOm0V.o: In function `main':
game.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccQYEFJ1.o:grader.c:(.text.startup+0x0): first defined here
/tmp/ccQYEFJ1.o: In function `main':
grader.c:(.text.startup+0x5d): undefined reference to `init'
grader.c:(.text.startup+0xb8): undefined reference to `calculate'
grader.c:(.text.startup+0x122): undefined reference to `update'
collect2: error: ld returned 1 exit status