我有这段可演示的代码:#include#includeintmain(){int**matrix=NULL;intc=1,input=0;printf("Enterfirstrowofthematrix:\n");while(!feof(stdin)){input=fgetc(stdin);matrix=(int**)realloc(matrix,1*sizeof(int*));if(matrix==NULL){printf("Troubleswithmemoryallocation!\n");return0;}matrix[0]=(int*)realloc(matrix[0],c*s