#include <stdio.h>
int main(void) {
float x = 1.0;
float y,z;
y = z = 1.19209E-07;
printf("x+(y+z)=%G\t%.20f\n",x
+(y
+z
)); printf("(x+y)+z=%G\t%.20f\n",(x
+y
)+z
); return 0;
}
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