Eroare de compilare: main.cpp: In function 'int main()': main.cpp:6:34: error: expression list treated as compound expression in initializer [-fpermissive] freopen("triang.in","r",stdin); ^ main.cpp:6:34: warning: left operand of comma operator has no effect [-Wunused-value] main.cpp:6:34: warning: right operand of comma operator has no effect [-Wunused-value] main.cpp:6:34: error: invalid conversion from '_IO_FILE*' to 'int' [-fpermissive] main.cpp:7:36: error: 'freopen' cannot be used as a function freopen("triang.out","w",stdout); ^ main.cpp:8:17: error: 'n' was not declared in this scope scanf("%d",&n); ^ main.cpp:17:8: error: 'i1' was not declared in this scope for(i1=1;i1<=n;i1++) ^~ main.cpp:19:9: error: 'i2' was not declared in this scope for(i2=i1+2;i2<=n-2;i2++) ^~ Non zero exit status: 1