#include <iostream> using namespace std; int n, x; double y; int main() { cin >> n; while (cin >> x) { if (x >= 0 && x < 2) y = -x + 2.5; else if (x >= 2 && x < 4) y = 2 - 1.5 * (x - 3) * (x - 3); else y = (double)x / 2 - 1.5...

#include<stdio.h> int main() { int m; scanf("%d", &m); int i; while (m--) { int x; scanf("%d", &x); if (x >= 0 && x < 2) printf("y=%.1f\n", 2.5-x); else if (x >= 2 && x < 4) printf("y=%.1f\n", 2-1.5*(x-3)*(x-3)); else if...