Rezumat problemă

SumaLinii1

#659

Gigel a găsit o matrice cu n linii și m coloane și elemente numere naturale. El își propune să determine, pentru fiecare linie, cea mai mică valoare care se poate obține adunând elementele de pe linie, cu excepția unuia.

Consola Candale Silviu (silviu) medie

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor oarecare

Rezolvă

Detalii

Problema	SumaLinii1	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#57541062	Utilizator	Mario Bascan (PregatireAdmitere)
Fișier	sumalinii1.cpp	Dimensiune	987 B
Data încărcării	03 Aprilie 2025, 20:44	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

sumalinii1.cpp: In function 'int minSumExceptOneRow(std::vector<std::vector<int> >&)':
sumalinii1.cpp:11:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j = 0; j < mat[i].size(); j++) {

                                         ^
sumalinii1.cpp:18:12: error: cannot convert 'std::vector<int>' to 'int' in return
     return minSum;

            ^
sumalinii1.cpp: In function 'int main()':
sumalinii1.cpp:28:13: error: ambiguous overload for 'operator>>' (operand types are 'std::istream {aka std::basic_istream<char>}' and 'std::vector<int>::size_type {aka unsigned int}')
         cin >> row.size();  // Citește numărul de elemente pentru linie

             ^
sumalinii1.cpp:28:13: note: candidates are:
In file included from /usr/include/c++/4.8/iostream:40:0,
                 from sumalinii1.cpp:1:
/usr/include/c++/4.8/istream:120:7: note: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__istream_type& (*)(std::basic_istream<_CharT, _Traits>::__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(__istream_type& (*__pf)(__istream_type&))
       ^
/usr/include/c++/4.8/istream:120:7: note:   no known conversion for argument 1 from 'std::vector<int>::size_type {aka unsigned int}' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&) {aka std::basic_istream<char>& (*)(std::basic_istream<char>&)}'
/usr/include/c++/4.8/istream:124:7: note: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__ios_type& (*)(std::basic_istream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>; std::basic_istream<_CharT, _Traits>::__ios_type = std::basic_ios<char>] <near match>
       operator>>(__ios_type& (*__pf)(__ios_type&))
       ^
/usr/include/c++/4.8/istream:124:7: note:   no known conversion for argument 1 from 'std::vector<int>::size_type {aka unsigned int}' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&) {aka std::basic_ios<char>& (*)(std::basic_ios<char>&)}'
/usr/include/c++/4.8/istream:131:7: note: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>] <near match>
       operator>>(ios_base& (*__pf)(ios_base&))
       ^
/usr/include/c++/4.8/istream:131:7: note:   no known conversion for argument 1 from 'std::vector<int>::size_type {aka unsigned int}' to 'std::ios_base& (*)(std::ios_base&)'
/usr/include/c++/4.8/istream:259:7: note: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>] <near match>
       operator>>(__streambuf_type* __sb);
       ^
/usr/include/c++/4.8/istream:259:7: note:   no known conversion for argument 1 from 'std::vector<int>::size_type {aka unsigned int}' to 'std::basic_istream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}'
sumalinii1.cpp:29:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j=0; j<row.size(); j++)

                                 ^
sumalinii1.cpp:34:48: error: conversion from 'int' to non-scalar type 'std::vector<int>' requested
     vector<int> result = minSumExceptOneRow(mat);

                                                ^
sumalinii1.cpp: In function 'int minSumExceptOneRow(std::vector<std::vector<int> >&)':
sumalinii1.cpp:19:1: warning: control reaches end of non-void function [-Wreturn-type]
 }

 ^

Cum funcționează evaluarea?