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//Implementation
of dyn_a1 constructor and destructor
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inline
dyn_a1::dyn_a1(INDEX i) throw(bad_alloc) :
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d1(0) { //set to 0 in case of exception
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a0 = new int[i]; //total # elements for 1D array
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d1 = i; //# of 1D array elements
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}
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inline
dyn_a1::~dyn_a1() throw() {
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delete[] a0; //deallocate all array elements
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}
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//Implementation
of subscript operator
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inline
int &dyn_a1::operator[](INDEX i) throw(bad_index) {
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if (i<0 || i>=d1) { //check if out of bounds
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bad_index e; //create bad_index object
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e.index = i; //save bad index
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throw(e); //throw bad_index exception
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}
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return (a0[i]); //ith element in 1D array
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}
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