Compilare: main.c: In function 'main': main.c:34:9: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.c:61:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' printf("\n"); ^~~~~~ main.c:23:5: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("puteri2.in","r",stdin),freopen("puteri2.out","w",stdout),scanf("%d\n",&t); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:23:37: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("puteri2.in","r",stdin),freopen("puteri2.out","w",stdout),scanf("%d\n",&t); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:23:71: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] freopen("puteri2.in","r",stdin),freopen("puteri2.out","w",stdout),scanf("%d\n",&t); ^~~~~~~~~~~~~~~~ main.c:25:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%s\n%d\n",s,&p),v=strlen(s),memset(e,0,sizeof(e)),memset(u,0,sizeof(u)); ^~~~~~~~~~~~~~~~~~~~~~ main.c: In function 'M': main.c:16:9: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized] if(i+j-2>C[0]) ~^~