Compilare: main.cpp: In function 'int main()': main.cpp:10:15: warning: unused variable 'x1' [-Wunused-variable] int n,p,i,x1,x2,x3 = 0,ok; ^~ main.cpp:10:18: warning: unused variable 'x2' [-Wunused-variable] int n,p,i,x1,x2,x3 = 0,ok; ^~ main.cpp:10:21: warning: unused variable 'x3' [-Wunused-variable] int n,p,i,x1,x2,x3 = 0,ok; ^~ main.cpp:8:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("perioada01.in","r",stdin); ^ main.cpp:9:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("perioada01.out","w",stdout); ^ main.cpp:11:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&p); ^ main.cpp:15:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^