fork download

copy

#include <iostream>
using namespace std;
 
class Tiger{
public:
	Tiger(){};
	int attr = 0;
};
 
int[] cal(int attr [5]) {
	auto ct = attr;
	for( auto i = 0; i<5 ; i++){
		ct[i]+=i;
	}
	return ct;
}
 
int main() {
	// your code goes here
 
	//auto c1 = new Tiger();
 
	//cout << c1->attr <<endl;
 
	auto arr = int[5]{0};
	for( auto i = 0; i<5 ; i++){
		cout << arr[i] <<endl;
	}
 
	auto arr2 = cal(arr);
		for( auto i = 0; i<5 ; i++){
		cout << arr2[i] <<endl;
	}
 
 
	for( auto i = 0; i<5 ; i++){
		cout << arr[i] <<endl;
	}
 
 
 
	return 0;
}
 
 

prog.cpp:10:4: warning: structured bindings only available with -std=c++17 or -std=gnu++17
 int[] cal(int attr [5]) {
    ^
prog.cpp:10:4: error: structured binding declaration cannot have type ‘int’
 int[] cal(int attr [5]) {
    ^~
prog.cpp:10:4: note: type must be cv-qualified ‘auto’ or reference to cv-qualified ‘auto’
prog.cpp:10:4: error: empty structured binding declaration
prog.cpp:10:7: error: expected initializer before ‘cal’
 int[] cal(int attr [5]) {
       ^~~
prog.cpp: In function ‘int main()’:
prog.cpp:25:13: error: expected primary-expression before ‘int’
  auto arr = int[5]{0};
             ^~~
prog.cpp:30:14: error: ‘cal’ was not declared in this scope
  auto arr2 = cal(arr);
              ^~~
prog.cpp:30:14: note: suggested alternative: ‘char’
  auto arr2 = cal(arr);
              ^~~
              char

Standard output is empty