#include <iostream> using namespace std ; int main () { int n ; while (cin >> n) { if (n>0) { cout << "1" << endl ; } else if (n==0) { cout << "0" << endl ; } else { cout << "-1" << endl ; } } return 0 ; } Close
CPP
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#include using namespace std ; int main () { int n ; while (cin >> n) { if (n>0) { cout << "1" << endl ; } else if (n==0) { cout << "0" << endl ; } else { cout << "-1" << endl ; } } return 0 ; } Close
CPP
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他說不要用if!!!