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Link: http://codepad.org/r4lJllq6    [ raw code | fork ]

Yak! - C++, pasted on Dec 7:
#include <iostream>
#include <vector>
#include <cstdio>

using namespace std;

void input1()
{
	int i;
	std::scanf("%d", &i);
	vector<int> v(i);
	for(int j=0;j<i;++j) std::scanf("%d", &v[j]);
}

void input2()
{
	int i;
	cin >> i;
	vector<int> v(i);
	for(int j=0;j<i;++j) cin >> v[j];
}

void input3()
{
	ios_base::sync_with_stdio(false);
	int i;
	cin >> i;
	vector<int> v(i);
	for(int j=0;j<i;++j) cin >> v[j];
}

int main(int argc, char**argv)
{
	switch(argc) {
        case 1: input1(); break;
        case 2: input2(); break;
        default: input3(); break;
        }
	return 0;
}


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