c - 为什么我在这个 C 代码中收到错误“Thread 1: EXC_BAD_ACCESS (code=1, address ....)”？

Question

我收到了这个错误，我不知道为什么。该代码在错误之前初始化和分配其他变量，但始终在此代码的最后一行抛出此异常。

#include <stdlib.h>
#include <stdio.h>
#include <strings.h>
#include "math.h"


int main(int argc, const char * argv[])
{

    // insert code here...

    FILE *BetaDecay1;

    FILE *BetaDecay2;

    ///////////////////////////////////////////////////////

    int nProtons = 83; // Bismuth-210
    int nNeutrons = 210 - nProtons;
    int AtomicWeight_Bi210 = 210;

    // BETA (—) DECAY

    int nProtons_after = nProtons + 1;
    int nNeutrons_after = nNeutrons - 1;

    double massElectron = 9.10938E-31; // kg, kilograms

    double r0 = 1.25E-15; // m, meters
    double radius_Bi210 = r0 * ( AtomicWeight_Bi210^(1/3) );

    double xPointOfBetaRelease = radius_Bi210;
    double yPointOfBetaRelease = 0;
    double zPointOfBetaRelease = 0;

    double xBetaPos = xPointOfBetaRelease;
    double yBetaPos = yPointOfBetaRelease;
    double zBetaPos = zPointOfBetaRelease;

    double Qvalue_MeV = 1.161292E6;
    double Qvalue_Joules = Qvalue_MeV * 1.60217657E-13;

    double magnitudeBetaVelocity;
    double arrayOfEnergies1[180000];
    double arrayOfEnergies2[324000000];

    int iteration1 = 0;