Eroare de compilare: user.cpp:9: error: expected constructor, destructor, or type conversion before ‘<’ token user.cpp:10: error: expected constructor, destructor, or type conversion before ‘<’ token user.cpp:15: error: ‘pair’ was not declared in this scope user.cpp:15: error: expected primary-expression before ‘int’ user.cpp:15: error: expected primary-expression before ‘int’ user.cpp:15: error: ‘pair’ was not declared in this scope user.cpp:15: error: expected primary-expression before ‘int’ user.cpp:15: error: expected primary-expression before ‘int’ user.cpp:15: error: initializer expression list treated as compound expression user.cpp:15: error: expected ‘,’ or ‘;’ before ‘{’ token user.cpp: In function ‘int main()’: user.cpp:18: error: ‘ifstream’ was not declared in this scope user.cpp:18: error: expected ‘;’ before ‘f’ user.cpp:19: error: ‘f’ was not declared in this scope user.cpp:20: error: ‘i’ was not declared in this scope user.cpp:21: error: ‘a’ was not declared in this scope user.cpp:21: error: ‘b’ was not declared in this scope user.cpp:21: error: ‘c’ was not declared in this scope user.cpp:22: error: ‘graf’ was not declared in this scope user.cpp:22: error: ‘make_pair’ was not declared in this scope user.cpp:28: error: ‘heap’ was not declared in this scope user.cpp:28: error: ‘make_pair’ was not declared in this scope user.cpp:29: error: ‘v’ was not declared in this scope user.cpp:29: error: ‘make_heap’ was not declared in this scope user.cpp:30: error: ‘heap’ was not declared in this scope user.cpp:32: error: ‘vector’ was not declared in this scope user.cpp:32: error: ‘pair’ was not declared in this scope user.cpp:32: error: expected primary-expression before ‘int’ user.cpp:32: error: expected ‘;’ before ‘int’ user.cpp:33: error: ‘it’ was not declared in this scope user.cpp:33: error: ‘graf’ was not declared in this scope user.cpp:38: error: ‘makeheap’ was not declared in this scope user.cpp:40: error: ‘ofstream’ was not declared in this scope user.cpp:40: error: expected ‘;’ before ‘g’ user.cpp:41: error: ‘g’ was not declared in this scope user.cpp:41: error: invalid operands of types ‘int’ and ‘const char [2]’ to binary ‘operator<<’ user.cpp:42: error: ‘g’ was not declared in this scope