#4557
Lee3
Se dă o matrice binara cu N
linii și M
coloane. Celulele cu numarul 0
sunt libere si se pot traversa. Celulele cu numarul 1
sunt ocupate si nu se pot traversa. Pentru K
poziții date, se cere să se determine drumul de lungime minimă care pleacă de la poziția (i1, j1)
și trece prin toate cele K
poziții intermediare (nu contează în ce ordine), ajungând în final în poziția (i2, j2)
.
PbInfo
Problema | Lee3 | Operații I/O |
lee3.in /lee3.out
|
---|---|---|---|
Limita timp | 2 secunde | Limita memorie |
Total: 128 MB
/
Stivă 8 MB
|
Id soluție | #49133059 | Utilizator | |
Fișier | lee3.cpp | Dimensiune | 2.79 KB |
Data încărcării | 16 Februarie 2024, 11:23 | Scor / rezultat | Eroare de compilare |
lee3.cpp:12:15: error: 'int j1' redeclared as different kind of symbol int n, m, i1, j1, i2, j2, k; ^ In file included from /usr/include/features.h:374:0, from /usr/include/assert.h:35, from /usr/include/c++/4.8/cassert:43, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:33, from lee3.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:238:1: error: previous declaration of 'double j1(double)' __MATHCALL (j1,, (_Mdouble_)); ^ lee3.cpp: In function 'int main()': lee3.cpp:27:9: error: cannot bind 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' lvalue to 'std::basic_istream<char>&&' fin >> i1 >> j1 >> i2 >> j2; ^ In file included from /usr/include/c++/4.8/sstream:38:0, from /usr/include/c++/4.8/complex:45, from /usr/include/c++/4.8/ccomplex:38, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52, from lee3.cpp:1: /usr/include/c++/4.8/istream:872:5: error: initializing argument 1 of 'std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = double(double)throw ()]' operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ lee3.cpp:35:18: error: invalid user-defined conversion from '<brace-enclosed initializer list>' to 'std::pair<int, int>&&' [-fpermissive] positions[0] = {i1, j1}; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/sstream:38, from /usr/include/c++/4.8/complex:45, from /usr/include/c++/4.8/ccomplex:38, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52, from lee3.cpp:1: /usr/include/c++/4.8/bits/stl_pair.h:112:26: note: candidate is: constexpr std::pair<_T1, _T2>::pair(const _T1&, const _T2&) [with _T1 = int; _T2 = int] <near match> _GLIBCXX_CONSTEXPR pair(const _T1& __a, const _T2& __b) ^ /usr/include/c++/4.8/bits/stl_pair.h:112:26: note: no known conversion for argument 2 from 'double(double)throw ()' to 'const int&' lee3.cpp:35:18: error: invalid conversion from 'double (*)(double)throw ()' to 'const int&' [-fpermissive] positions[0] = {i1, j1}; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/sstream:38, from /usr/include/c++/4.8/complex:45, from /usr/include/c++/4.8/ccomplex:38, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52, from lee3.cpp:1: /usr/include/c++/4.8/bits/stl_pair.h:112:26: error: initializing argument 2 of 'constexpr std::pair<_T1, _T2>::pair(const _T1&, const _T2&) [with _T1 = int; _T2 = int]' [-fpermissive] _GLIBCXX_CONSTEXPR pair(const _T1& __a, const _T2& __b) ^ lee3.cpp:35:18: error: conversion to non-const reference type 'struct std::pair<int, int>&&' from rvalue of type 'std::pair<int, int>' [-fpermissive] positions[0] = {i1, j1}; ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Lee3 face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.