Compilare: main.cpp: In function 'void umple(int, int)': main.cpp:36:22: warning: unused variable 'j' [-Wunused-variable] int k,x1,y1,k1,i,j; ^ main.cpp: In function 'int main()': main.cpp:53:6: warning: unused variable 'x' [-Wunused-variable] int x,m,y,i,v[62502],b[62502],a[62502]; ^ main.cpp:53:10: warning: unused variable 'y' [-Wunused-variable] int x,m,y,i,v[62502],b[62502],a[62502]; ^ main.cpp:51:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("bile.in", "r", stdin); ^ main.cpp:52:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("bile.out", "w", stdout); ^ main.cpp:54:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ main.cpp:57:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &a[i], &b[i]); ^