Compilare: main.cpp: In function 'int main()': main.cpp:6:21: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'int' [-Wformat=] scanf("%d%d",a ,b ); ^ main.cpp:6:21: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'int' [-Wformat=] main.cpp:4:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("adunare.in" , "r" , stdin); ^ main.cpp:5:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("adunare.out" , "w" , stdout); ^ main.cpp:6:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",a ,b ); ^ main.cpp:6:22: warning: 'a' is used uninitialized in this function [-Wuninitialized] scanf("%d%d",a ,b ); ^ main.cpp:6:22: warning: 'b' is used uninitialized in this function [-Wuninitialized]