Compilare: main.cpp: In function 'pii gcdE(ll, ll)': main.cpp:26:8: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 26 | auto [x1, x2] = gcdE(b, a % b); | ^ main.cpp: In function 'void testcase()': main.cpp:81:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 81 | for(auto [p, x] : condition) { | ^ main.cpp:83:10: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 83 | auto [l, r] = gcdE(p, total); | ^ main.cpp:88:9: warning: unused variable 'tmp' [-Wunused-variable] 88 | int tmp = current; | ^~~