Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
149238 唐诗阳 22相差2的数的个数 C++ Compile Error 0 MS 0 KB 630 2026-03-08 14:59:25

Tests(0/0):

Code:

#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int n,a[101],s=0,max=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; } for(int i=1;i<=n;i++) s=0; for(int j=1;j++;j<=n;j++){ if(a[i-1]>=2 || a[i-1]<=2) s++; if(a[i+1]>=2 || a[i-1]<=2) s++; if(s>max) max=s; } cout<<max; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:14:26: warning: for increment expression has no effect [-Wunused-value]
         for(int j=1;j++;j<=n;j++){
                          ^
Main.cc:14:29: error: expected ')' before ';' token
         for(int j=1;j++;j<=n;j++){
                             ^
Main.cc:14:30: error: 'j' was not declared in this scope
         for(int j=1;j++;j<=n;j++){
                              ^