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Mine got a P.E...I don't know why...plz help me~~~

#include <iostream>
#include <string>
using namespace std;
int main(){
string str;
int n;
int p;
int l;
int lasttwo;
int beforetwo;
int odd;
int even;
int sum;
int last;
int i;


while (cin>>str){
n=0;
p=0;
sum=0;
lasttwo=0 ...

I got this strange error...output limit exceeded...Plz help me~~~

#include <iostream>
#include <string>
using namespace std;
int main(){
char ch;
string str;
int sum;
char letter;
bool b;
int i,j;

while (!cin.eof()){
b=true;
while (cin.get(ch)){
str+=ch;
if (ch=='\n' && b){
b=false ...

I don't know why I got P.E...

#include <iostream>
#include <string>
using namespace std;
int main(){
string str;
int n;
int p;
int l;
int lasttwo;
int beforetwo;
int odd;
int even;
int sum;
int last;
int i;


while (cin>>str){
n=0;
p=0;
sum=0;
lasttwo=0;
beforetwo=0;
last=0 ...

I got WA for 424, but I don't know what is wrong of my code, pls help...

#include <iostream>
#include <string>
using namespace std;
int main(){
string str[110];
string str2[110];
string result;
char* ch;
char p;
int i,j,k;
int maxl;
int x10,x1;
int n;

i=0;
do{

cin>>str ;
if (str [0 ...

I really can't find any mistakes...Pls help me~~~ :cry:


#include <iostream>
using namespace std;
int main(){
int count=0;
int block;
long sum;
long result;
long diff;
int i;

do{
sum=0;
result=0;
cin>>block;
if (block==0){
break;}
count++;
int a[block];
for (i=0;i<block;i++){
cin ...