Compilare: user.cpp: In function ‘int main()’: user.cpp:2:90: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:123: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:141: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:195: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:321: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:355: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:430: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:448: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^ user.cpp:2:486: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] using namespace std;char v[1000];int main(){int n,i;char c;freopen("numar3.in","r",stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);if (n<=1000000) {for (i=1;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);for (i=1;i<=n;i++)printf("%c", v[i]);}else {for (i=1;i<=4*n/5;i++)scanf("%c", &c),printf("%c", c);for (;i<=n;i++)scanf("%c", &v[i]);next_permutation(v+1,v+n+1);fclose(stdin);freopen("numar3.out","w",stdout);scanf("%d\n", &n);for (i=1;i<=4*n/5;i++)scanf("%c", &c);for (i=0;i<n/5;i++)printf("%c", v[i]);}return 0;} ^