Compilare: main.cpp: In function 'int euclid(int, int, int, int&, int&)': main.cpp:7:25: warning: value computed is not used [-Wunused-value] { q[++pas]==a/b; ~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:30:22: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'int' [-Wformat=] scanf("%d",T); ^ main.cpp:34:35: warning: format '%d' expects argument of type 'int', but argument 2 has type 'int*' [-Wformat=] printf("%d %d\n",&x,&y);} ^ main.cpp:34:35: warning: format '%d' expects argument of type 'int', but argument 3 has type 'int*' [-Wformat=] main.cpp:28:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("euclid3.in","r",stdin); ^ main.cpp:29:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("euclid3.out","w",stdout); ^ main.cpp:30:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",T); ^ main.cpp:32:39: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] {scanf("%d%d%d",&a,&b,&c); ^ main.cpp:30:23: warning: 'T' is used uninitialized in this function [-Wuninitialized] scanf("%d",T); ^