mpi - mpirun command error while running a c program under linux -


i have written c program under linux using mpi. used mpicc mpi2.c -o mpi2 compile program , used mpirun -n 4 mpi2 run program. there no error while complying got error while running program. error "no such file or directory" given, shown in image

can me how solve problem.

what if ?

mpirun -n 4 ./mpi2

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