#include <iostream>
 
void F(int**v,int*o,int S){int s=0,i=0;--S;while(S>0){for(int c=s;c<=S;++c)o[i++]=v[s][c];for(int c=s+1;c<=S;++c)o[i++]=v[c][S];for(int c=S-1;c>=s;--c)o[i++]=v[S][c];for(int c=S-1;c>=s+1;--c)o[i++]=v[c][s];--S;++s;}}
 
int main() {
	int** v = new int*[5];
	v[0] = new int[5]{1,  2,  3,  4,  5 };
	v[1] = new int[5]{16, 17, 18, 19, 6};
	v[2] = new int[5]{15, 24, 25, 20, 7};
	v[3] = new int[5]{14, 23, 22, 21, 8};
	v[4] = new int[5]{13, 12, 11, 10, 9};
	int* o = new int[5*5];
	F(v, o, 5);
	for (int i = 0; i < 5 * 5; ++i) {
		std::cout << o[i] << ' ';
	}
	std::cout << std::endl;
	delete[] o;	
	delete[] v[0];
	delete[] v[1];
	delete[] v[2];
	delete[] v[3];
	delete[] v[4];
	delete[] v;
	return 0;
}

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