Submission #659198

#	Time	Username	Problem	Language	Result	Execution time	Memory
659198		as111	Treasure (different grader from official contest) (CEOI13_treasure2)	C++17	Compilation error	0 ms	0 KiB

treasure

#include <iostream>

#define MAXN 100

using namespace std;
int ps[MAXN + 5][MAXN + 5]; // partial sum # treasure
int ans[MAXN + 5][MAXN + 5];
int total = 0;
void query(int r1, int c1, int r2, int c2) {
	cout << r1 << " " << c1 << " " << r2 << " " << c2 << endl;
	total += (r2 - r1 + 1) * (c2 - c1 + 1);
}
int main() {
	int N;
	cin >> N;
	query(1, 1, N, N);
	cin >> ps[N][N];
	for (int r = N; r >= 2; r--) {
		for (int c = N; c >= 2; c--) {
			if (!ps[r][c - 1]) {
				query(1, 1, r, c - 1);
				cin >> ps[r][c - 1];
			}
			if (!ps[r - 1][c - 1]) {
				query(1, 1, r - 1, c - 1);
				cin >> ps[r - 1][c - 1];
			}
			if (!ps[r - 1][c]) {
				query(1, 1, r - 1, c);
				cin >> ps[r - 1][c];
			}
			ans[r][c] = ps[r][c] - ps[r - 1][c] - ps[r][c - 1] + ps[r - 1][c - 1];
		}
	}
	for (int r = N; r >= 1; r--) {
		ans[r][1] = ps[r][2] - ps[r - 1][2] - ans[r][2];
	}
	for (int c = N; c >= 1; c--) {
		ans[1][c] = ps[2][c] - ps[2][c-1] - ans[2][c];
	}

	for (int r = 1; r <= N; r++) {
		for (int c = 1; c <= N; c++) {
			cout << ans[r][c];
		}
		cout << endl;
	}
	cout << total;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccK2PyGy.o: in function `main':
treasure.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc4UYSXv.o:grader.c:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cc4UYSXv.o: in function `main':
grader.c:(.text.startup+0x103): undefined reference to `findTreasure(int)'
collect2: error: ld returned 1 exit status