4. 나이차이
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#include <iostream>
using namespace std;
int main() {
//freopen("intput.txt", "rt", stdin)
int n, i, a, max = -2147000000, min = 2147000000;
cin>>n;
for(i=1; i<=n; i++){
cin>>a;
if(a>max) max = a;
if(a<min) min = a;
}
cout << max - min;
return 0;
}
Cpp
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