Compilare: main.cpp: In function 'int main()': main.cpp:39:10: warning: statement has no effect [-Wunused-value] for(t; t>0; t--) ^ main.cpp:42:28: warning: comparison of constant '1000000000' with boolean expression is always true [-Wbool-compare] if((-1000000000 <= a <= 1000000000) && ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:42:23: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses] if((-1000000000 <= a <= 1000000000) && ~~~~~~~~~~~~^~~~ main.cpp:43:28: warning: comparison of constant '1000000000' with boolean expression is always true [-Wbool-compare] (-1000000000 <= b <= 1000000000) && ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:43:23: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses] (-1000000000 <= b <= 1000000000) && ~~~~~~~~~~~~^~~~ main.cpp:44:28: warning: comparison of constant '2000000000' with boolean expression is always true [-Wbool-compare] (-2000000000 <= c <= 2000000000) && ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:44:23: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses] (-2000000000 <= c <= 2000000000) && ~~~~~~~~~~~~^~~~