Compilare: main.cpp: In function 'int mult(int*, long long int)': main.cpp:11:10: warning: no return statement in function returning non-void [-Wreturn-type] a[0]=i-1;} ^ main.cpp: In function 'int scad(int*, int*)': main.cpp:34:8: warning: no return statement in function returning non-void [-Wreturn-type] a[0]--;} ^ main.cpp: In function 'int main()': main.cpp:36:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("tablou.in","r",stdin); ^ main.cpp:37:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("tablou.out","w",stdout); ^ main.cpp:40:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d\n",&n,&m); ^ main.cpp:48:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&k); ^ main.cpp:51:41: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d",&l1,&c1,&l2,&c2,&col); ^