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#include <stdio.h>
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#define PI 3.1415926
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int main() {
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double x = 0.0, y = 0.0, z = 0.0;
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scanf("%lf", &x);
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if (x <= 2.5) {
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y = x*x - 1;
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} else {
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y = x*x - 1;
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}
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if (x < 0) {
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z = -PI/2.0 + 3.0;
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} else if (x == 0) {
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z = 0;
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} else {
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z = PI/2.0 - 5.0;
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}
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printf("y=%lf, z=%lf", y, z);
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} |
