sumzero.cpp: In function 'int main()':
sumzero.cpp:17:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
17 | scanf("%d",&n);
| ~~~~~^~~~~~~~~
sumzero.cpp:22:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
22 | scanf("%d",&x);
| ~~~~~^~~~~~~~~
sumzero.cpp:59:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
59 | scanf("%d",&q);
| ~~~~~^~~~~~~~~
sumzero.cpp:62:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
62 | scanf("%d",&l);
| ~~~~~^~~~~~~~~
sumzero.cpp:63:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
63 | scanf("%d",&r);
| ~~~~~^~~~~~~~~