Compilare: main.cpp: In function 'int main()': main.cpp:38:13: warning: unused variable 'mi' [-Wunused-variable] int mi=10000005,ma=0,rest=1; ^~ main.cpp: In function 'int urmprim(int)': main.cpp:21:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:24:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("sipet.in","r",stdin); ^ main.cpp:25:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("sipet.out","w",stdout); ^ main.cpp:27:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&t); ^ main.cpp:30:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&p1); ^ main.cpp:55:15: warning: 'a3' may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d %d %d %d %d\n",a1+a2+a3,a1,a2,a3,n-ma); ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:55:37: warning: 'a2' may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d %d %d %d %d\n",a1+a2+a3,a1,a2,a3,n-ma); ~~^~~ main.cpp:55:37: warning: 'a1' may be used uninitialized in this function [-Wmaybe-uninitialized]