Submission #642560

#	Time	Username	Problem	Language	Result	Execution time	Memory
642560		moday_morning	T-Covering (eJOI19_covering)	C++17	Compilation error	0 ms	0 KiB

covering

#include <bits/stdc++.h>
#define int long long
using namespace std;
int ar[1000006][1000006];

signed main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int n, m;
	cin >> n >> m;
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < m; j++) {
			cin >> ar[i][j];
		}
	}
	int q;
	cin >> q;
	while (q--) {
		int i, j;
		cin >> i >> j;
		vector <int> a;
		a.push_back(ar[i+1][j]);
		a.push_back(ar[i-1][j]);
		a.push_back(ar[i][j+1]);
		a.push_back(ar[i][j-1]);
		int sum = 0, mn = INT_MAX, ind;
		for (int i = 0; i < 4; i++) {
			mn = min(mn, a[i]);
			if (a[i] == mn) {
				ind = i;
			}
		}
		for (int i = 0; i < 4; i++) {
			if (ind != i) {
				sum += a[i];
			}
		}
		cout << sum << "\n";
	}
}

Compilation message (stderr)

covering.cpp: In function 'int main()':
covering.cpp:34:4: warning: 'ind' may be used uninitialized in this function [-Wmaybe-uninitialized]
   34 |    if (ind != i) {
      |    ^~
/tmp/ccgLjiaF.o: in function `main':
covering.cpp:(.text.startup+0x17): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
covering.cpp:(.text.startup+0x3e): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
covering.cpp:(.text.startup+0x45): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
covering.cpp:(.text.startup+0xbc): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
covering.cpp:(.text.startup+0xfe): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
covering.cpp:(.text.startup+0x231): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cout' defined in .bss._ZSt4cout section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
/tmp/ccgLjiaF.o: in function `_GLOBAL__sub_I_ar':
covering.cpp:(.text.startup+0x32b): relocation truncated to fit: R_X86_64_PC32 against `.bss'
covering.cpp:(.text.startup+0x349): relocation truncated to fit: R_X86_64_PC32 against `.bss'
/usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(vterminate.o): in function `__gnu_cxx::__verbose_terminate_handler()':
(.text._ZN9__gnu_cxx27__verbose_terminate_handlerEv+0x1e): relocation truncated to fit: R_X86_64_PC32 against `.bss._ZZN9__gnu_cxx27__verbose_terminate_handlerEvE11terminating'
(.text._ZN9__gnu_cxx27__verbose_terminate_handlerEv+0x2b): relocation truncated to fit: R_X86_64_PC32 against `.bss._ZZN9__gnu_cxx27__verbose_terminate_handlerEvE11terminating'
/usr/bin/ld: failed to convert GOTPCREL relocation; relink with --no-relax
collect2: error: ld returned 1 exit status