Main.cpp: In function 'int main()':
Main.cpp:13:28: error: cannot convert '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, std::pair<int, int> > >, std::pair<int, std::pair<int, int> > >::value_type' {aka 'std::pair<int, std::pair<int, int> >'} to 'int' in assignment
13 | a[i].first = a[i]second.first + a[i].second.second;
| ^
Main.cpp:16:50: error: expression list treated as compound expression in functional cast [-fpermissive]
16 | vector<vector<int>>dp(n+1,vector<int(n+1,1e15+5));
| ^
Main.cpp:16:41: warning: left operand of comma operator has no effect [-Wunused-value]
16 | vector<vector<int>>dp(n+1,vector<int(n+1,1e15+5));
| ~^~
Main.cpp:16:50: error: type/value mismatch at argument 1 in template parameter list for 'template<class _Tp, class _Alloc> class std::vector'
16 | vector<vector<int>>dp(n+1,vector<int(n+1,1e15+5));
| ^
Main.cpp:16:50: note: expected a type, got '((void)0, (int)(1.0e+15 + (double)5))'
Main.cpp:16:50: error: template argument 2 is invalid