#include <stdio.h>
#include <stdlib.h>
int main(void) { // int, не float!!
float *a
= malloc(2*sizeof(float)); *(a+1) = 0;
for(int i = 0; i < 3; ++i)
{
scanf("%f", a
); // Не %float! *(a+1) += *a;
}
}
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