JSRUN 用代码说话
#include <stdio.h>
#define ARRAY_ELEMENT_NUM (10)
int main(int argc, char *argv[])
{
char cValue;
short sValue;
int iValue;
char *CharPtr;
short *ShortPtr;
int *IntPtr;
unsigned char ucValue;
unsigned short usValue;
unsigned int uiValue;
unsigned char *uCharPtr;
unsigned short *uShortPtr;
unsigned int *uIntPtr;
char cArray[ARRAY_ELEMENT_NUM];
short sArray[ARRAY_ELEMENT_NUM];
int iArray[ARRAY_ELEMENT_NUM];
char *CharPtrArray[ARRAY_ELEMENT_NUM];
short *ShortPtrArray[ARRAY_ELEMENT_NUM];
int *IntArray[ARRAY_ELEMENT_NUM];
unsigned char ucArray[ARRAY_ELEMENT_NUM];
unsigned short usArray[ARRAY_ELEMENT_NUM];
unsigned int uiArray[ARRAY_ELEMENT_NUM];
unsigned char *uCharPtrArray[ARRAY_ELEMENT_NUM];
unsigned short *uShortPtrArray[ARRAY_ELEMENT_NUM];
unsigned int *uIntArray[ARRAY_ELEMENT_NUM];
int i;
/* set cValue as 0x00, sValue as 0x0000, iValue as 0x00000000 */
/* use sizeof() get cValue/sValue/iValue length, and print out by printf function
* output type can use decimal(DEC) or hexadecimal(HEX).
* */
/* set cValue/sValue/iValue to all 0x55 by the length of the parameter
* And print out the value as hexadecimal(HEX)
* */
cValue = 0x00;
for(i = 0; i < (sizeof(cValue) - 1); i++) {
cValue |= 0x55;
cValue <= 8;
}
cValue |= 0x55;
printf("cValue = 0x%2.2X\n", cValue);
sValue = 0x0000;
for(i = 0; i < (sizeof(sValue) - 1); i++) {
sValue |= 0x55;
sValue <= 8;
}
sValue |= 0x55;
printf("sValue = 0x%2.2X\n", sValue);
iValue = 0x00000000;
for(i = 0; i < (sizeof(iValue) - 1); i++) {
iValue |= 0x55;
iValue <= 8;
}
printf("iValue = 0x%2.2X\n", iValue);
/* set CharPtr/ShortPtr/IntPtr as cValue/sValue/iValue's address */
CharPtr = &cValue;
ShortPtr = &sValue;
IntPtr = &iValue;
printf("================================================\n");
/* Print out CharPtr/ShortPtr/IntPtr's address & value
* Print out CharPtr/ShortPtr/IntPtr's length
* Print out cValue/sValue/iValue's address & value
* All output type please use hexadecimal(HEX)
* */
printf("CharPtr size = 0x%lx\n", sizeof(CharPtr));
printf("CharPtr value = 0x%lx\n", (unsigned long)CharPtr);
printf("CharPtr Address = 0x%lX\n", (unsigned long)&CharPtr);
printf("ShortPtr size = 0x%lx\n", sizeof(ShortPtr));
printf("ShortPtr value = 0x%lx\n", (unsigned long)ShortPtr);
printf("ShortPtr Address = 0x%lX\n", (unsigned long)&ShortPtr);
printf("IntPtr size = 0x%lx\n", sizeof(IntPtr));
printf("IntPtr value = 0x%lx\n", (unsigned long)IntPtr);
printf("IntPtr Address = 0x%lX\n", (unsigned long)&IntPtr);
printf("cValue value = 0x%hhx\n", (char)cValue);
printf("cValue Address = 0x%lX\n", (unsigned long)&cValue);
printf("sValue value = 0x%hx\n", (short)sValue);
printf("sValue Address = 0x%lX\n", (unsigned long)&sValue);
printf("iValue value = 0x%d\n", (int)iValue);
printf("iValue Address = 0x%lX\n", (unsigned long)&iValue);
printf("======================================================\n");
/* set cValue/sValue/iValue to all 1'b
* And print out the value as decimal(DEC) and hexadecimal(HEX)
* */
cValue = 0xFF;
sValue = 0xFFFF;
iValue = 0xFFFFFFFF;
printf("cValue = %d, 0x%2.2X\n", cValue, cValue);
printf("sValue = %d, 0x%2.2X\n", sValue, sValue);
printf("iValue = %d, 0x%2.2X\n", iValue, iValue);
printf("======================================================\n");
/* Set ucValue/usValue/uiValue as cValue/sValue/iValue
* Please convert the type.
* And print out the value as decimal(DEC) and hexadecimal(HEX)
* */
ucValue = (unsigned char)cValue;
printf("ucValue = %d, 0x%2.2X\n", ucValue, ucValue);
usValue = (unsigned short)sValue;
printf("usValue = %d, 0x%2.2X\n", usValue, usValue);
ucValue = (unsigned int)cValue;
printf("uiValue = %d, 0x%2.2X\n", uiValue, uiValue);
printf("======================================================\n");
/* Set uCharPtr/uShortPtr/uIntPtr as cValue/sValue/iValue's address
* Print out uCharPtr/uShortPtr/uIntPtr's address & value
* Print out *uCharPtr, *uShortPtr, *uIntPtr's value
* Print out cValue/sValue/iValue's address & value
* */
uCharPtr = &cValue;
uShortPtr = &sValue;
uIntPtr = &iValue;
printf("uCharPtr value = 0x%lx\n", (unsigned long)uCharPtr);
printf("uCharPtr Address = 0x%lX\n", (unsigned long)&uCharPtr);
printf("uShortPtr value = 0x%lx\n", (unsigned long)uShortPtr);
printf("uShortPtr Address = 0x%lX\n", (unsigned long)&uShortPtr);
printf("uIntPtr value = 0x%lx\n", (unsigned long)uIntPtr);
printf("uIntPtr Address = 0x%lX\n", (unsigned long)&uIntPtr);
printf("*uCharPtr value = 0x%lX\n", (unsigned long)*uCharPtr);
printf("*uShortPtr value = 0x%lX\n", (unsigned long)*uShortPtr);
printf("*uIntPtr value = 0x%lX\n", (unsigned long)*uIntPtr);
printf("======================================================\n");
// /* Set CharPtr/ShortPtr/IntPtr as ucValue/usValue/uiValue's address
// * Print out CharPtr/ShortPtr/IntPtr's address & value
// * Print out *CharPtr, *ShortPtr, *IntPtr's value
// * Print out ucValue/usValue/uiValue's address & value
// * */
}
felix11846（yinggang.tian）
- 2020-07-13 0 人#include <iostream>
using namespace std;
int main() {
int myarr[10][3]={
{5,5,5},//总行数 总列数 总数量
{1,2,1},//第i行 第k列 值
{2,2,33},//第i行 第k列 值
{3,2,44},//第i行 第k列 值
{4,5,3},//第i行 第k列 值
{5,1,7}//第i行 第k列 值
};
for(int i = 0; i < 10 ; i++)
{
for(int j = 0; j < 3; j++)
{
cout<<myarr[i][j]<<" ";
}
cout<<endl;
}
cout<<"\n\n\n";
for(int i=1 ;i<=myarr[0][0];i++)
{
for(int k=1 ;k<=myarr[0][1];k++)
{
if(myarr[i][0]==i&&myarr[i][1]==k)
{
cout<<myarr[i][2]<<" ";
}
else{
cout<<0<<" ";
}
}
cout<<endl;
}
//程序运行完成时一定要有输出语句，本工具才能正确展示运行结果。
cout << " " << endl;
return 0;
}
sunzehui（遍历狂魔）
- 2020-07-10 0 人#include<iostream>
#include<vector>
#include<ctime>
using namespace std;
struct ListNode {
int val;
ListNode *next;
ListNode() : val(0), next(nullptr) {}
ListNode(int x) : val(x), next(nullptr) {}
ListNode(int x, ListNode *next) : val(x), next(next) {}
};
ListNode *getList(int n);
void outputList(ListNode *head);
ListNode* mergeTwoLists(ListNode* l1, ListNode* l2);
void insertSort(vector<int> &vec);
void swap(int &x,int &y);
void insert(ListNode *head,ListNode *newp);
void listoutputTest();
int main() {
cout<<"test"<<endl;
system("pause");
return 0;
}
ListNode *getList(int n) {
ListNode *head=NULL;
srand((int)time(0));
vector<int> vec;
for(int i=0;i<n;i++) {
vec.push_back(rand()%n);
}
insertSort(vec);
for(int i=0;i<n;i++) {
ListNode *newp=new ListNode(vec[i]);
if(head==NULL) {
head=newp;
continue;
} else {
insert(head,newp);
}
}
return head;
}
void insertSort(vector<int> &vec) {
int n=vec.size();
if(n<2) return;
for(int i=1;i<n;i++) {
for(int j=i-1;j>=0;j--) {
if(vec[j+1]<vec[j]) swap(vec[j+1],vec[j]);
}
}
}
void outputList(ListNode *head) {
ListNode *p=head;
if(p==NULL) return;
while(p!=NULL) {
cout<<p->val<<" ";
p=p->next;
}
}
ListNode* mergeTwoLists(ListNode* l1, ListNode* l2) {
return NULL;
}
void swap(int &x,int &y) {
int tmp=x;
x=y;
y=tmp;
}
void insert(ListNode *head,ListNode *newp) {
ListNode *p=head;
while(p->next!=NULL) p=p->next;
p->next=newp;
return;
}
void listoutputTest() {
ListNode *head=getList(20);
outputList(head);
}
exe19890522（昊玉）
- 2020-07-04 0 人#include <iostream>
#include <netinet/in.h>
using namespace std;
int main() {
//程序运行完成时一定要有输出语句，本工具才能正确展示运行结果。
cout << ntohl(2731967147) << endl;
return 0;
}#include <iostream>
using namespace std;
int main() {
//程序运行完成时一定要有输出语句，本工具才能正确展示运行结果。
cout << "Hello JSRUN!222222 \n\n - from C++ ." << endl;
return 0;
}
ddao（路是脚踏出来）
- 2020-06-28 0 人#include <iostream>
using namespace std;
int main() {
//程序运行完成时一定要有输出语句，本工具才能正确展示运行结果。
cout << "Hello JSRUN!222222 \n\n - from C++ ." << endl;
return 0;
}