/in/hw4.c: In function 'main':
/in/hw4.c:86:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(m=0;m<strlen(hexsum);m++)
^
/in/hw4.c:95:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(n=0;n<strlen(hexdiff);n++)
^
/in/hw4.c:9:32: warning: iteration 299 invokes undefined behavior [-Waggressive-loop-optimizations]
for(a=0;a<=299;a++) hex1[a]='0';
~~~~~~~^~~~
/in/hw4.c:9:5: note: within this loop
for(a=0;a<=299;a++) hex1[a]='0';
^~~
/in/hw4.c:10:32: warning: iteration 299 invokes undefined behavior [-Waggressive-loop-optimizations]
for(b=0;b<=299;b++) hex2[b]='0';
~~~~~~~^~~~
/in/hw4.c:10:5: note: within this loop
for(b=0;b<=299;b++) hex2[b]='0';
^~~
/in/hw4.c:11:34: warning: iteration 299 invokes undefined behavior [-Waggressive-loop-optimizations]
for(c=0;c<=299;c++) hexsum[c]=0;
~~~~~~~~~^~
/in/hw4.c:11:5: note: within this loop
for(c=0;c<=299;c++) hexsum[c]=0;
^~~
/in/hw4.c:12:35: warning: iteration 299 invokes undefined behavior [-Waggressive-loop-optimizations]
for(d=0;d<=299;d++) hexdiff[d]=0;
~~~~~~~~~~^~
/in/hw4.c:12:5: note: within this loop
for(d=0;d<=299;d++) hexdiff[d]=0;
^~~