Compilare: main.cpp: In function 'int main()': main.cpp:31:1: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=m;i++) ^~~ main.cpp:33:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' adk=m; ^~~ main.cpp:56:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=deque1[y].size();i++) ~^~~~~~~~~~~~~~~~~~ main.cpp:66:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=deque1[y].size()+1;i++) ~^~~~~~~~~~~~~~~~~~~~ main.cpp:76:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=deque1[z].size()+1;i++) ~^~~~~~~~~~~~~~~~~~~~ main.cpp:97:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=deque1[y].size();i++) ~^~~~~~~~~~~~~~~~~~ main.cpp:111:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=deque1[y].size();i++) ~^~~~~~~~~~~~~~~~~~ main.cpp:22:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&m,&n); ^ main.cpp:25:27: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&x,&y); ^