Main.cc: In function 'int main()':
Main.cc:8:3: error: expected ';' before 'for'
for(int i=1;i<=n;i++){
^
Main.cc:8:15: error: 'i' was not declared in this scope
for(int i=1;i<=n;i++){
^
Main.cc:6:22: warning: unused variable 'm' [-Wunused-variable]
int n,a[10000]={0},m;
^