int postfix(node *ptr){
if(ptr){
postfix(ptr->leftnode);
postfix(ptr->rightnode);
printf("%c",prt->val);
}
}
void postfix(tree*root)
{
if(root)
{
postfix(root->left);
postfix(root ->right);
printf("%d\t",root -> data);
}
}
void postfix(treeNode *root)
{
if(root)
{
postfix(root->lTree);
postfix(root ->rTree);
printf("%d\t",root -> data);
}
}
void postfix(Pointer<T> pointer)
{
if(pointer)
{
postfix(pointer->left_);
postfix(pointer->right_);
std::cout << pointer->val_ << " ";
}
}
void iDBF::Read(char *v, const int &len)
{
int ln= prefix();
if (len < ln) buf[len]= '\x0';
strcpy(v, buf);
postfix();
}
void makechar(chartype a)
{
/* print out a character with appropriate prefix or postfix */
prefix(a);
putchar(cha[(long)a]);
postfix(a);
} /* makechar */
void Verbose::generateEvalString(const CombinatorPtr& term1, const CombinatorPtr& term2, int evaluationDepth, bool cached)
{
if (!isVerbose())
return;
QString apply = term1->toStringApply(term2, m_format);
if (apply.isEmpty())
return;
Q_UNUSED(evaluationDepth);
Q_UNUSED(cached);
if (cached)
m_cacheHits++;
else
m_cacheMisses++;
if (evaluationDepth > m_depthAchieved)
m_depthAchieved = evaluationDepth;
if (apply.length() > m_longestEvalLine)
m_longestEvalLine = apply.length();
*m_stream << " "
<< prefix()
<< apply
<< postfix()
#if 0
<< "\t" << "depth: " << evaluationDepth
<< ", " << (cached ? "cached: true" : "cached: false")
#endif
<< "\n";
print();
}
int64_t decode(void *buffer, size_t size, int64_t sum)
{
unsigned int i;
C(table_t) foobarcontainer;
FooBar(vec_t) list;
FooBar(table_t) foobar;
Bar(struct_t) bar;
Foo(struct_t) foo;
foobarcontainer = C(as_root(buffer));
sum += C(initialized(foobarcontainer));
sum += StringLen(C(location(foobarcontainer)));
sum += C(fruit(foobarcontainer));
list = C(list(foobarcontainer));
for (i = 0; i < FooBar(vec_len(list)); ++i) {
foobar = FooBar(vec_at(list, i));
sum += StringLen(FooBar(name(foobar)));
sum += FooBar(postfix(foobar));
sum += (int64_t)FooBar(rating(foobar));
bar = FooBar(sibling(foobar));
sum += (int64_t)Bar(ratio(bar));
sum += Bar(size(bar));
sum += Bar(time(bar));
foo = Bar(parent(bar));
sum += Foo(count(foo));
sum += Foo(id(foo));
sum += Foo(length(foo));
sum += Foo(prefix(foo));
}
return sum + 2 * sum;
}
char* iDBF::QuickReadString(int len)
{
int ln=prefix();
if (len < ln) buf[len]= '\x0';
postfix();
return buf;
}
bool AbstractAspect::readBasicAttributes(XmlStreamReader * reader)
{
QString prefix(tr("XML read error: ","prefix for XML error messages"));
QString postfix(tr(" (non-critical)", "postfix for XML error messages"));
QXmlStreamAttributes attribs = reader->attributes();
QString str;
// read name
str = attribs.value(reader->namespaceUri().toString(), "name").toString();
if(str.isEmpty())
{
reader->raiseWarning(prefix+tr("aspect name missing or empty")+postfix);
}
setName(str);
// read creation time
str = attribs.value(reader->namespaceUri().toString(), "creation_time").toString();
QDateTime creation_time = QDateTime::fromString(str, "yyyy-dd-MM hh:mm:ss:zzz");
if(str.isEmpty() || !creation_time.isValid())
{
reader->raiseWarning(tr("Invalid creation time for '%1'. Using current time.").arg(name()));
setCreationTime(QDateTime::currentDateTime());
}
else
setCreationTime(creation_time);
// read caption spec
str = attribs.value(reader->namespaceUri().toString(), "caption_spec").toString();
setCaptionSpec(str);
return true;
}
int main(void) {
char input[80];
printf("输入中序运算式:");
scanf("%s", input);
postfix(input);
return 0;
}
int main()
{
char infix[15];
int c=0;
while(c<2)
{
printf("\n MAIN MENU \n");
printf("1.ENTER EXPRESSION \n");
printf("2.EXIT \n");
printf("ENTER YOUR CHOICE \n");
scanf("%d",&c);
switch(c)
{
case 1: printf("ENTER THE EXPRESSION \n");
scanf("%s",infix);
postfix(infix);
break;
case 2: c=3;
}
}
return 0;
}
struct enode* postfix(struct enode* root)
{
struct enode *temp = root;
struct enode *temp1 = (struct enode*)calloc(1,sizeof(enode));
struct enode *temp2 = NULL;
if (temp)
{
postfix(temp->left);
postfix(temp->right);
temp2->data = temp->data;
temp2->left = temp1;
temp1 = temp2;
}
return temp1;
}
int main()
{
char a[] = "abc";
char b[] = "";
printf("%d \n", postfix(a, b));
return 0;
}
void iDBF::Read(long &v)
{
prefix();
//v=atol(buf);
long t;
wxString::Format("%s", buf).ToCLong(&t);
v=t;
postfix();
}
void iDBF::Read(double &v)
{
prefix();
//v=atof(buf);
double t;
wxString::Format("%s", buf).ToCDouble(&t);
v=t;
postfix();
}
int solve_tree(struct enode *root){
if (root==NULL)
return -1;
struct enode* exp=postfix(root);
while (exp->left != NULL)
{
if ()
}
solve(exp);
}
int main()
{
char infix[N],result[N];
int pos=0;
scanf("%s",infix);
printf("the original expression : %s\n",infix);
postfix(infix,result);
printf("postfix expression : %s\n",result);
return 0;
}
int main()
{
int totalNodesInTree, inFixArr[15],preFixArr[15],nodeToBeDeleted;
treeNode *root = NULL;
printf("\nEnter length of arr : ");
scanf("%d",&totalNodesInTree);
printf("\nEnter values of nodes in preorder\n");
scanArr(preFixArr,totalNodesInTree);
printArr(preFixArr,totalNodesInTree);
printf("\nEnter values of nodes in inorder\n");
scanArr(inFixArr,totalNodesInTree);
printArr(inFixArr,totalNodesInTree);
printf("\n\nPost Fix Order as shown :\n");
root = toPostFix(inFixArr,preFixArr,0,totalNodesInTree-1,0);
printf("\n");
printf("after creating tree :- \n");
printf("\nPrefix Notation\n");
prefix(root);
printf("\nInfix Notation\n");
infix(root);
printf("\nPostfix Notation\n");
postfix(root);
printf("\n");
/* printf("Enter node to be deleted :- ");
scanf("%d",&nodeToBeDeleted);
root = deleteFromBst(root,nodeToBeDeleted);
*/
ClearTree(&root);
printf("After dispose :%d\n",root->data);
postfix(root);
printf("\n");
return 0;
}
int main()
{
char infix[MAX];
char postr[MAX];
printf ("Enter an infix expression \n");
gets(infix);
printf ("Infix Expression = %s \n", infix);
postfix(infix, postr);
printf ("Postfix Expression = %s", postr);
getch();
}
void main()
{
int i,res;
clrscr();
printf("\n\n\n\t\t\tEnter the expression : ");
scanf("%s",&expr);
postfix();
/* res=eval();
printf("\n\n\n\t\t\tResult = %d",res); */
getch();
}
void grwrite(chartype c, long num, long *pos)
{
int i;
prefix(c);
for (i = 1; i <= num; i++) {
if ((*pos) >= leftedge && (*pos) - leftedge + 1 < screenwidth)
putchar(cha[(long)c]);
(*pos)++;
}
postfix(c);
} /* grwrite */
const char* YapClient::incrementPostfix()
{
if (d->msgServerSocketPostfix) {
free(d->msgServerSocketPostfix);
d->msgServerSocketPostfix = 0;
}
if (::asprintf(&(d->msgServerSocketPostfix), "%d-%d", getpid(), s_socketNum++) <= 0)
d->msgServerSocketPostfix = 0;
return postfix();
}
//*********Main Function**************
int main(){
start=getNode();
start->info=0;
start->next=NULL;
start->top=start;
printf("\nEnter Postfix String: ");
gets(input);
postfix(input);
printf("\nValue of expression %s\t=",input);
display(start->top);
printf("\n");
}//end main
int main(int argc, const char * argv[]) {
String str = initString;
printf("\n\tThis program will compute the value of an postfix operation.\n\te.g. 135*+ = 1 + 3 * 5 = 16.\n\n\tEnter an valid postfix expression : ");
scanf("%s", str);
double result = postfix(str);
printf("\n\t Result = %.3lf.\n\n", result);
return 0;
}
/** Called when asyn clients call pasynOctet->write().
* This function performs actions for some parameters, including AttributesFile.
* For all parameters it sets the value in the parameter library and calls any registered callbacks..
* \param[in] pasynUser pasynUser structure that encodes the reason and address.
* \param[in] value Address of the string to write.
* \param[in] nChars Number of characters to write.
* \param[out] nActual Number of characters actually written. */
asynStatus NDPluginCircularBuff::writeOctet(asynUser *pasynUser, const char *value, size_t nChars, size_t *nActual)
{
int addr=0;
int function = pasynUser->reason;
asynStatus status = asynSuccess;
short postfixError;
const char *functionName = "writeOctet";
status = getAddress(pasynUser, &addr); if (status != asynSuccess) return(status);
// Set the parameter in the parameter library.
status = (asynStatus)setStringParam(addr, function, (char *)value);
if (status != asynSuccess) return(status);
if (function == NDCircBuffTriggerCalc){
if (nChars > sizeof(triggerCalcInfix_)) nChars = sizeof(triggerCalcInfix_);
// If the input string is empty then use a value of "0", otherwise there is an error
if ((value == 0) || (strlen(value) == 0)) {
strcpy(triggerCalcInfix_, DEFAULT_TRIGGER_CALC);
setStringParam(NDCircBuffTriggerCalc, DEFAULT_TRIGGER_CALC);
} else {
strncpy(triggerCalcInfix_, value, nChars);
}
status = (asynStatus)postfix(triggerCalcInfix_, triggerCalcPostfix_, &postfixError);
if (status) {
asynPrint(pasynUserSelf, ASYN_TRACE_ERROR,
"%s::%s error processing infix expression=%s, error=%s\n",
driverName, functionName, triggerCalcInfix_, calcErrorStr(postfixError));
}
}
else if (function < FIRST_NDPLUGIN_CIRC_BUFF_PARAM) {
/* If this parameter belongs to a base class call its method */
status = NDPluginDriver::writeOctet(pasynUser, value, nChars, nActual);
}
// Do callbacks so higher layers see any changes
callParamCallbacks(addr, addr);
if (status){
epicsSnprintf(pasynUser->errorMessage, pasynUser->errorMessageSize,
"%s:%s: status=%d, function=%d, value=%s",
driverName, functionName, status, function, value);
} else {
asynPrint(pasynUser, ASYN_TRACEIO_DRIVER,
"%s:%s: function=%d, value=%s\n",
driverName, functionName, function, value);
}
*nActual = nChars;
return status;
}
int main()
{struct stack s1,s2;
char infix[100],result[100];
printf("enter infix expression : ");
scanf("%s",infix);
create(&s1);
postfix(&s1,infix,result);
create(&s2);
struct tree *node=(struct tree*)malloc(sizeof(struct tree));
node=convert(result);
evaluate(&s2,node);
printf("value of the expression : %d",pop(&s2));
return 0;
}
int main(void)
{
string postfix("62+5*84/-");
string postfix2("562*+9/");
int result = 0;
Stack stack1;
result = evaluatePostfixExpression(postfix2, stack1);
cout << result << endl;
return 0;
}
Expr const*
Parser::seq()
{
Expr const* e = postfix();
while (true) {
if (match_if(semicolon_tok)) {
if (ts_.eof())
return e;
e = on_seq(e, expr());
}
else
break;
}
return e;
}
const char *
contenttype(const char *filename)
{
int i;
char pf[BUFFER_SIZE];
if (!postfix(filename, pf))
return DEFAULT_CONTENT_TYPE;
else {
for (i = 0; i < CONTENT_TYPE_COUNT; ++i)
if (strcmp(contentmap[i][0], pf) == 0)
return contentmap[i][1];
return DEFAULT_CONTENT_TYPE;
}
}